Home / 132,271.92-182,537.15-71,842.68

Finding the Fourth Proportional to 132,271.92, 182,537.15 and 71,842.68

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Solution

The fourth proportional to 132,271.92, 182,537.15 and 71,842.68 is: 99,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,271.92 : 182,537.15 = 71,842.68 : x
  2. Step 2: Convert to fraction form
    132,271.92/182,537.15 = 71,842.68/x
  3. Step 3: Cross multiply
    132,271.92x = 182,537.15 × 71,842.68
  4. Step 4: Simplify right side
    132,271.92x = 13,113,957,696.35
  5. Step 5: Solve for x
    x = 13,113,957,696.35/132,271.92
  6. Step 6: Final answer
    x = 99,143.93

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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.