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Finding the Fourth Proportional to 92,398.52, 127,464.14 and 57,937.16

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Solution

The fourth proportional to 92,398.52, 127,464.14 and 57,937.16 is: 79,924.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,398.52 : 127,464.14 = 57,937.16 : x
  2. Step 2: Convert to fraction form
    92,398.52/127,464.14 = 57,937.16/x
  3. Step 3: Cross multiply
    92,398.52x = 127,464.14 × 57,937.16
  4. Step 4: Simplify right side
    92,398.52x = 7,384,910,273.44
  5. Step 5: Solve for x
    x = 7,384,910,273.44/92,398.52
  6. Step 6: Final answer
    x = 79,924.55

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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.