Home / 132,508.08-182,799.72-78,762.96

Finding the Fourth Proportional to 132,508.08, 182,799.72 and 78,762.96

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Solution

The fourth proportional to 132,508.08, 182,799.72 and 78,762.96 is: 108,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,508.08 : 182,799.72 = 78,762.96 : x
  2. Step 2: Convert to fraction form
    132,508.08/182,799.72 = 78,762.96/x
  3. Step 3: Cross multiply
    132,508.08x = 182,799.72 × 78,762.96
  4. Step 4: Simplify right side
    132,508.08x = 14,397,847,034.37
  5. Step 5: Solve for x
    x = 14,397,847,034.37/132,508.08
  6. Step 6: Final answer
    x = 108,656.37

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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.