Home / 132,000.90-198,001.35-58,272.90

Finding the Fourth Proportional to 132,000.90, 198,001.35 and 58,272.90

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Solution

The fourth proportional to 132,000.90, 198,001.35 and 58,272.90 is: 87,409.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000.90 : 198,001.35 = 58,272.90 : x
  2. Step 2: Convert to fraction form
    132,000.90/198,001.35 = 58,272.90/x
  3. Step 3: Cross multiply
    132,000.90x = 198,001.35 × 58,272.90
  4. Step 4: Simplify right side
    132,000.90x = 11,538,112,868.42
  5. Step 5: Solve for x
    x = 11,538,112,868.42/132,000.90
  6. Step 6: Final answer
    x = 87,409.35

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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.