Home / 132,190.40-198,577.20-127,233.20

Finding the Fourth Proportional to 132,190.40, 198,577.20 and 127,233.20

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Solution

The fourth proportional to 132,190.40, 198,577.20 and 127,233.20 is: 191,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,190.40 : 198,577.20 = 127,233.20 : x
  2. Step 2: Convert to fraction form
    132,190.40/198,577.20 = 127,233.20/x
  3. Step 3: Cross multiply
    132,190.40x = 198,577.20 × 127,233.20
  4. Step 4: Simplify right side
    132,190.40x = 25,265,612,603.04
  5. Step 5: Solve for x
    x = 25,265,612,603.04/132,190.40
  6. Step 6: Final answer
    x = 191,130.46

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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.