Home / 96,151.80-132,687.54-58,438.20

Finding the Fourth Proportional to 96,151.80, 132,687.54 and 58,438.20

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Solution

The fourth proportional to 96,151.80, 132,687.54 and 58,438.20 is: 80,643.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,151.80 : 132,687.54 = 58,438.20 : x
  2. Step 2: Convert to fraction form
    96,151.80/132,687.54 = 58,438.20/x
  3. Step 3: Cross multiply
    96,151.80x = 132,687.54 × 58,438.20
  4. Step 4: Simplify right side
    96,151.80x = 7,754,021,000.03
  5. Step 5: Solve for x
    x = 7,754,021,000.03/96,151.80
  6. Step 6: Final answer
    x = 80,643.53

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1.5x scale

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.