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Finding the Fourth Proportional to 64,685,129.80, 97,027,694.70 and 32,342,024.20

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Solution

The fourth proportional to 64,685,129.80, 97,027,694.70 and 32,342,024.20 is: 48,513,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,685,129.80 : 97,027,694.70 = 32,342,024.20 : x
  2. Step 2: Convert to fraction form
    64,685,129.80/97,027,694.70 = 32,342,024.20/x
  3. Step 3: Cross multiply
    64,685,129.80x = 97,027,694.70 × 32,342,024.20
  4. Step 4: Simplify right side
    64,685,129.80x = 3,138,072,050,057,612
  5. Step 5: Solve for x
    x = 3,138,072,050,057,612/64,685,129.80
  6. Step 6: Final answer
    x = 48,513,036.30

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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.