Home / 53,709.20-74,050.57-38,414.17

Finding the Fourth Proportional to 53,709.20, 74,050.57 and 38,414.17

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Solution

The fourth proportional to 53,709.20, 74,050.57 and 38,414.17 is: 52,962.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,709.20 : 74,050.57 = 38,414.17 : x
  2. Step 2: Convert to fraction form
    53,709.20/74,050.57 = 38,414.17/x
  3. Step 3: Cross multiply
    53,709.20x = 74,050.57 × 38,414.17
  4. Step 4: Simplify right side
    53,709.20x = 2,844,591,184.58
  5. Step 5: Solve for x
    x = 2,844,591,184.58/53,709.20
  6. Step 6: Final answer
    x = 52,962.83

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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.