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Finding the Fourth Proportional to 87,907,751.70, 131,861,627.55 and 44,909,582.10

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Solution

The fourth proportional to 87,907,751.70, 131,861,627.55 and 44,909,582.10 is: 67,364,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,907,751.70 : 131,861,627.55 = 44,909,582.10 : x
  2. Step 2: Convert to fraction form
    87,907,751.70/131,861,627.55 = 44,909,582.10/x
  3. Step 3: Cross multiply
    87,907,751.70x = 131,861,627.55 × 44,909,582.10
  4. Step 4: Simplify right side
    87,907,751.70x = 5,921,850,588,296,347
  5. Step 5: Solve for x
    x = 5,921,850,588,296,347/87,907,751.70
  6. Step 6: Final answer
    x = 67,364,373.15

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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.