Home / 99,219.83-136,919.43-58,932.52

Finding the Fourth Proportional to 99,219.83, 136,919.43 and 58,932.52

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Solution

The fourth proportional to 99,219.83, 136,919.43 and 58,932.52 is: 81,324.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,219.83 : 136,919.43 = 58,932.52 : x
  2. Step 2: Convert to fraction form
    99,219.83/136,919.43 = 58,932.52/x
  3. Step 3: Cross multiply
    99,219.83x = 136,919.43 × 58,932.52
  4. Step 4: Simplify right side
    99,219.83x = 8,069,006,704.57
  5. Step 5: Solve for x
    x = 8,069,006,704.57/99,219.83
  6. Step 6: Final answer
    x = 81,324.54

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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.