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Finding the Fourth Proportional to 58,937.66, 88,419.86 and 19,494.71

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Solution

The fourth proportional to 58,937.66, 88,419.86 and 19,494.71 is: 29,246.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,937.66 : 88,419.86 = 19,494.71 : x
  2. Step 2: Convert to fraction form
    58,937.66/88,419.86 = 19,494.71/x
  3. Step 3: Cross multiply
    58,937.66x = 88,419.86 × 19,494.71
  4. Step 4: Simplify right side
    58,937.66x = 1,723,719,431.47
  5. Step 5: Solve for x
    x = 1,723,719,431.47/58,937.66
  6. Step 6: Final answer
    x = 29,246.49

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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.