Home / 89,979,624.92-124,172,002.14-48,726,588.44

Finding the Fourth Proportional to 89,979,624.92, 124,172,002.14 and 48,726,588.44

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Solution

The fourth proportional to 89,979,624.92, 124,172,002.14 and 48,726,588.44 is: 67,242,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,979,624.92 : 124,172,002.14 = 48,726,588.44 : x
  2. Step 2: Convert to fraction form
    89,979,624.92/124,172,002.14 = 48,726,588.44/x
  3. Step 3: Cross multiply
    89,979,624.92x = 124,172,002.14 × 48,726,588.44
  4. Step 4: Simplify right side
    89,979,624.92x = 6,050,478,044,046,579
  5. Step 5: Solve for x
    x = 6,050,478,044,046,579/89,979,624.92
  6. Step 6: Final answer
    x = 67,242,756.90

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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.