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Finding the Fourth Proportional to 62,358.60, 93,468.78 and 37,432.20

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Solution

The fourth proportional to 62,358.60, 93,468.78 and 37,432.20 is: 56,106.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,358.60 : 93,468.78 = 37,432.20 : x
  2. Step 2: Convert to fraction form
    62,358.60/93,468.78 = 37,432.20/x
  3. Step 3: Cross multiply
    62,358.60x = 93,468.78 × 37,432.20
  4. Step 4: Simplify right side
    62,358.60x = 3,498,742,066.72
  5. Step 5: Solve for x
    x = 3,498,742,066.72/62,358.60
  6. Step 6: Final answer
    x = 56,106.81

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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.