Home / 132,534.05-198,800.13-53,647.14

Finding the Fourth Proportional to 132,534.05, 198,800.13 and 53,647.14

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Solution

The fourth proportional to 132,534.05, 198,800.13 and 53,647.14 is: 80,470.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,534.05 : 198,800.13 = 53,647.14 : x
  2. Step 2: Convert to fraction form
    132,534.05/198,800.13 = 53,647.14/x
  3. Step 3: Cross multiply
    132,534.05x = 198,800.13 × 53,647.14
  4. Step 4: Simplify right side
    132,534.05x = 10,665,058,406.13
  5. Step 5: Solve for x
    x = 10,665,058,406.13/132,534.05
  6. Step 6: Final answer
    x = 80,470.33

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1.5x scale

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.