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Finding the Fourth Proportional to 59,397.56, 81,937.54 and 36,729.31

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Solution

The fourth proportional to 59,397.56, 81,937.54 and 36,729.31 is: 50,667.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,397.56 : 81,937.54 = 36,729.31 : x
  2. Step 2: Convert to fraction form
    59,397.56/81,937.54 = 36,729.31/x
  3. Step 3: Cross multiply
    59,397.56x = 81,937.54 × 36,729.31
  4. Step 4: Simplify right side
    59,397.56x = 3,009,509,307.30
  5. Step 5: Solve for x
    x = 3,009,509,307.30/59,397.56
  6. Step 6: Final answer
    x = 50,667.22

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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.