Home / 52,425.20-78,560.02-38,506.16

Finding the Fourth Proportional to 52,425.20, 78,560.02 and 38,506.16

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Solution

The fourth proportional to 52,425.20, 78,560.02 and 38,506.16 is: 57,702.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,425.20 : 78,560.02 = 38,506.16 : x
  2. Step 2: Convert to fraction form
    52,425.20/78,560.02 = 38,506.16/x
  3. Step 3: Cross multiply
    52,425.20x = 78,560.02 × 38,506.16
  4. Step 4: Simplify right side
    52,425.20x = 3,025,044,699.72
  5. Step 5: Solve for x
    x = 3,025,044,699.72/52,425.20
  6. Step 6: Final answer
    x = 57,702.11

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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.