Home / 53,205.18-73,423.62-29,332.68

Finding the Fourth Proportional to 53,205.18, 73,423.62 and 29,332.68

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Solution

The fourth proportional to 53,205.18, 73,423.62 and 29,332.68 is: 40,479.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,205.18 : 73,423.62 = 29,332.68 : x
  2. Step 2: Convert to fraction form
    53,205.18/73,423.62 = 29,332.68/x
  3. Step 3: Cross multiply
    53,205.18x = 73,423.62 × 29,332.68
  4. Step 4: Simplify right side
    53,205.18x = 2,153,711,549.90
  5. Step 5: Solve for x
    x = 2,153,711,549.90/53,205.18
  6. Step 6: Final answer
    x = 40,479.36

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.