Home / 101,585.17-140,179.90-58,534.07

Finding the Fourth Proportional to 101,585.17, 140,179.90 and 58,534.07

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Solution

The fourth proportional to 101,585.17, 140,179.90 and 58,534.07 is: 80,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,585.17 : 140,179.90 = 58,534.07 : x
  2. Step 2: Convert to fraction form
    101,585.17/140,179.90 = 58,534.07/x
  3. Step 3: Cross multiply
    101,585.17x = 140,179.90 × 58,534.07
  4. Step 4: Simplify right side
    101,585.17x = 8,205,299,786.52
  5. Step 5: Solve for x
    x = 8,205,299,786.52/101,585.17
  6. Step 6: Final answer
    x = 80,772.62

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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.