Home / 153,949.92-230,931.36-48,766.56

Finding the Fourth Proportional to 153,949.92, 230,931.36 and 48,766.56

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Solution

The fourth proportional to 153,949.92, 230,931.36 and 48,766.56 is: 73,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,949.92 : 230,931.36 = 48,766.56 : x
  2. Step 2: Convert to fraction form
    153,949.92/230,931.36 = 48,766.56/x
  3. Step 3: Cross multiply
    153,949.92x = 230,931.36 × 48,766.56
  4. Step 4: Simplify right side
    153,949.92x = 11,261,728,023.32
  5. Step 5: Solve for x
    x = 11,261,728,023.32/153,949.92
  6. Step 6: Final answer
    x = 73,151.89

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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.