Home / 54,115.35-74,702.18-32,901.39

Finding the Fourth Proportional to 54,115.35, 74,702.18 and 32,901.39

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Solution

The fourth proportional to 54,115.35, 74,702.18 and 32,901.39 is: 45,417.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.35 : 74,702.18 = 32,901.39 : x
  2. Step 2: Convert to fraction form
    54,115.35/74,702.18 = 32,901.39/x
  3. Step 3: Cross multiply
    54,115.35x = 74,702.18 × 32,901.39
  4. Step 4: Simplify right side
    54,115.35x = 2,457,805,393.52
  5. Step 5: Solve for x
    x = 2,457,805,393.52/54,115.35
  6. Step 6: Final answer
    x = 45,417.90

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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.