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Finding the Fourth Proportional to 62,708.32, 93,988.32 and 27,574.48

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Solution

The fourth proportional to 62,708.32, 93,988.32 and 27,574.48 is: 41,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,708.32 : 93,988.32 = 27,574.48 : x
  2. Step 2: Convert to fraction form
    62,708.32/93,988.32 = 27,574.48/x
  3. Step 3: Cross multiply
    62,708.32x = 93,988.32 × 27,574.48
  4. Step 4: Simplify right side
    62,708.32x = 2,591,679,050.07
  5. Step 5: Solve for x
    x = 2,591,679,050.07/62,708.32
  6. Step 6: Final answer
    x = 41,329.11

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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.