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Finding the Fourth Proportional to 247,381.00, 371,070.59 and 89,572.55

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Solution

The fourth proportional to 247,381.00, 371,070.59 and 89,572.55 is: 134,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,381.00 : 371,070.59 = 89,572.55 : x
  2. Step 2: Convert to fraction form
    247,381.00/371,070.59 = 89,572.55/x
  3. Step 3: Cross multiply
    247,381.00x = 371,070.59 × 89,572.55
  4. Step 4: Simplify right side
    247,381.00x = 33,237,736,673.09
  5. Step 5: Solve for x
    x = 33,237,736,673.09/247,381.00
  6. Step 6: Final answer
    x = 134,358.49

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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.