Home / 132,192.42-198,259.47-38,705.46

Finding the Fourth Proportional to 132,192.42, 198,259.47 and 38,705.46

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Solution

The fourth proportional to 132,192.42, 198,259.47 and 38,705.46 is: 58,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,192.42 : 198,259.47 = 38,705.46 : x
  2. Step 2: Convert to fraction form
    132,192.42/198,259.47 = 38,705.46/x
  3. Step 3: Cross multiply
    132,192.42x = 198,259.47 × 38,705.46
  4. Step 4: Simplify right side
    132,192.42x = 7,673,723,985.71
  5. Step 5: Solve for x
    x = 7,673,723,985.71/132,192.42
  6. Step 6: Final answer
    x = 58,049.65

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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.