Home / 99,552.19-148,977.45-62,129.86

Finding the Fourth Proportional to 99,552.19, 148,977.45 and 62,129.86

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Solution

The fourth proportional to 99,552.19, 148,977.45 and 62,129.86 is: 92,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,552.19 : 148,977.45 = 62,129.86 : x
  2. Step 2: Convert to fraction form
    99,552.19/148,977.45 = 62,129.86/x
  3. Step 3: Cross multiply
    99,552.19x = 148,977.45 × 62,129.86
  4. Step 4: Simplify right side
    99,552.19x = 9,255,948,111.66
  5. Step 5: Solve for x
    x = 9,255,948,111.66/99,552.19
  6. Step 6: Final answer
    x = 92,975.84

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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.