Home / 89,843,865.42-123,984,534.15-48,590,757.80

Finding the Fourth Proportional to 89,843,865.42, 123,984,534.15 and 48,590,757.80

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Solution

The fourth proportional to 89,843,865.42, 123,984,534.15 and 48,590,757.80 is: 67,055,245.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,843,865.42 : 123,984,534.15 = 48,590,757.80 : x
  2. Step 2: Convert to fraction form
    89,843,865.42/123,984,534.15 = 48,590,757.80/x
  3. Step 3: Cross multiply
    89,843,865.42x = 123,984,534.15 × 48,590,757.80
  4. Step 4: Simplify right side
    89,843,865.42x = 6,024,502,468,965,602
  5. Step 5: Solve for x
    x = 6,024,502,468,965,602/89,843,865.42
  6. Step 6: Final answer
    x = 67,055,245.68

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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.