Home / 132,493.24-198,666.06-69,154.84

Finding the Fourth Proportional to 132,493.24, 198,666.06 and 69,154.84

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Solution

The fourth proportional to 132,493.24, 198,666.06 and 69,154.84 is: 103,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,493.24 : 198,666.06 = 69,154.84 : x
  2. Step 2: Convert to fraction form
    132,493.24/198,666.06 = 69,154.84/x
  3. Step 3: Cross multiply
    132,493.24x = 198,666.06 × 69,154.84
  4. Step 4: Simplify right side
    132,493.24x = 13,738,719,592.73
  5. Step 5: Solve for x
    x = 13,738,719,592.73/132,493.24
  6. Step 6: Final answer
    x = 103,693.74

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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.