Home / 89,841,350.37-123,981,146.18-48,588,242.75

Finding the Fourth Proportional to 89,841,350.37, 123,981,146.18 and 48,588,242.75

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Solution

The fourth proportional to 89,841,350.37, 123,981,146.18 and 48,588,242.75 is: 67,051,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,841,350.37 : 123,981,146.18 = 48,588,242.75 : x
  2. Step 2: Convert to fraction form
    89,841,350.37/123,981,146.18 = 48,588,242.75/x
  3. Step 3: Cross multiply
    89,841,350.37x = 123,981,146.18 × 48,588,242.75
  4. Step 4: Simplify right side
    89,841,350.37x = 6,024,026,027,074,915
  5. Step 5: Solve for x
    x = 6,024,026,027,074,915/89,841,350.37
  6. Step 6: Final answer
    x = 67,051,819.70

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Why These Related Problems?

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