Home / 132,534.14-182,892.95-72,103.25

Finding the Fourth Proportional to 132,534.14, 182,892.95 and 72,103.25

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Solution

The fourth proportional to 132,534.14, 182,892.95 and 72,103.25 is: 99,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,534.14 : 182,892.95 = 72,103.25 : x
  2. Step 2: Convert to fraction form
    132,534.14/182,892.95 = 72,103.25/x
  3. Step 3: Cross multiply
    132,534.14x = 182,892.95 × 72,103.25
  4. Step 4: Simplify right side
    132,534.14x = 13,187,174,822.11
  5. Step 5: Solve for x
    x = 13,187,174,822.11/132,534.14
  6. Step 6: Final answer
    x = 99,500.21

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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.