Home / 637,090.32-955,635.42-163,776.12

Finding the Fourth Proportional to 637,090.32, 955,635.42 and 163,776.12

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Solution

The fourth proportional to 637,090.32, 955,635.42 and 163,776.12 is: 245,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,090.32 : 955,635.42 = 163,776.12 : x
  2. Step 2: Convert to fraction form
    637,090.32/955,635.42 = 163,776.12/x
  3. Step 3: Cross multiply
    637,090.32x = 955,635.42 × 163,776.12
  4. Step 4: Simplify right side
    637,090.32x = 156,510,261,222.17
  5. Step 5: Solve for x
    x = 156,510,261,222.17/637,090.32
  6. Step 6: Final answer
    x = 245,664.16

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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.