Home / 132,358.95-198,575.48-53,528.53

Finding the Fourth Proportional to 132,358.95, 198,575.48 and 53,528.53

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Solution

The fourth proportional to 132,358.95, 198,575.48 and 53,528.53 is: 80,307.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,358.95 : 198,575.48 = 53,528.53 : x
  2. Step 2: Convert to fraction form
    132,358.95/198,575.48 = 53,528.53/x
  3. Step 3: Cross multiply
    132,358.95x = 198,575.48 × 53,528.53
  4. Step 4: Simplify right side
    132,358.95x = 10,629,453,270.80
  5. Step 5: Solve for x
    x = 10,629,453,270.80/132,358.95
  6. Step 6: Final answer
    x = 80,307.78

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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.