Home / 132,347.14-182,638.29-71,917.54

Finding the Fourth Proportional to 132,347.14, 182,638.29 and 71,917.54

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Solution

The fourth proportional to 132,347.14, 182,638.29 and 71,917.54 is: 99,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,347.14 : 182,638.29 = 71,917.54 : x
  2. Step 2: Convert to fraction form
    132,347.14/182,638.29 = 71,917.54/x
  3. Step 3: Cross multiply
    132,347.14x = 182,638.29 × 71,917.54
  4. Step 4: Simplify right side
    132,347.14x = 13,134,896,526.61
  5. Step 5: Solve for x
    x = 13,134,896,526.61/132,347.14
  6. Step 6: Final answer
    x = 99,245.79

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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.