Home / 637,057.31-955,585.96-163,743.12

Finding the Fourth Proportional to 637,057.31, 955,585.96 and 163,743.12

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Solution

The fourth proportional to 637,057.31, 955,585.96 and 163,743.12 is: 245,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,057.31 : 955,585.96 = 163,743.12 : x
  2. Step 2: Convert to fraction form
    637,057.31/955,585.96 = 163,743.12/x
  3. Step 3: Cross multiply
    637,057.31x = 955,585.96 × 163,743.12
  4. Step 4: Simplify right side
    637,057.31x = 156,470,626,109.24
  5. Step 5: Solve for x
    x = 156,470,626,109.24/637,057.31
  6. Step 6: Final answer
    x = 245,614.68

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.