Home / 132,133.92-182,343.90-71,703.04

Finding the Fourth Proportional to 132,133.92, 182,343.90 and 71,703.04

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Solution

The fourth proportional to 132,133.92, 182,343.90 and 71,703.04 is: 98,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,133.92 : 182,343.90 = 71,703.04 : x
  2. Step 2: Convert to fraction form
    132,133.92/182,343.90 = 71,703.04/x
  3. Step 3: Cross multiply
    132,133.92x = 182,343.90 × 71,703.04
  4. Step 4: Simplify right side
    132,133.92x = 13,074,611,955.46
  5. Step 5: Solve for x
    x = 13,074,611,955.46/132,133.92
  6. Step 6: Final answer
    x = 98,949.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.