Home / 99,111.13-148,665.36-24,231.92

Finding the Fourth Proportional to 99,111.13, 148,665.36 and 24,231.92

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Solution

The fourth proportional to 99,111.13, 148,665.36 and 24,231.92 is: 36,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,111.13 : 148,665.36 = 24,231.92 : x
  2. Step 2: Convert to fraction form
    99,111.13/148,665.36 = 24,231.92/x
  3. Step 3: Cross multiply
    99,111.13x = 148,665.36 × 24,231.92
  4. Step 4: Simplify right side
    99,111.13x = 3,602,446,321.53
  5. Step 5: Solve for x
    x = 3,602,446,321.53/99,111.13
  6. Step 6: Final answer
    x = 36,347.55

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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.