Home / 89,979,621.92-124,171,998-48,726,585.44

Finding the Fourth Proportional to 89,979,621.92, 124,171,998 and 48,726,585.44

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Solution

The fourth proportional to 89,979,621.92, 124,171,998 and 48,726,585.44 is: 67,242,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,979,621.92 : 124,171,998 = 48,726,585.44 : x
  2. Step 2: Convert to fraction form
    89,979,621.92/124,171,998 = 48,726,585.44/x
  3. Step 3: Cross multiply
    89,979,621.92x = 124,171,998 × 48,726,585.44
  4. Step 4: Simplify right side
    89,979,621.92x = 6,050,477,469,802,509
  5. Step 5: Solve for x
    x = 6,050,477,469,802,509/89,979,621.92
  6. Step 6: Final answer
    x = 67,242,752.76

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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.