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Finding the Fourth Proportional to 42,487.68, 58,630.59 and 23,624.40

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Solution

The fourth proportional to 42,487.68, 58,630.59 and 23,624.40 is: 32,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,487.68 : 58,630.59 = 23,624.40 : x
  2. Step 2: Convert to fraction form
    42,487.68/58,630.59 = 23,624.40/x
  3. Step 3: Cross multiply
    42,487.68x = 58,630.59 × 23,624.40
  4. Step 4: Simplify right side
    42,487.68x = 1,385,112,510.40
  5. Step 5: Solve for x
    x = 1,385,112,510.40/42,487.68
  6. Step 6: Final answer
    x = 32,600.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.