Home / 132,202.50-198,307.40-38,708.26

Finding the Fourth Proportional to 132,202.50, 198,307.40 and 38,708.26

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Solution

The fourth proportional to 132,202.50, 198,307.40 and 38,708.26 is: 58,063.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,202.50 : 198,307.40 = 38,708.26 : x
  2. Step 2: Convert to fraction form
    132,202.50/198,307.40 = 38,708.26/x
  3. Step 3: Cross multiply
    132,202.50x = 198,307.40 × 38,708.26
  4. Step 4: Simplify right side
    132,202.50x = 7,676,134,399.12
  5. Step 5: Solve for x
    x = 7,676,134,399.12/132,202.50
  6. Step 6: Final answer
    x = 58,063.46

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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.