Home / 132,204.83-182,442.78-71,775.45

Finding the Fourth Proportional to 132,204.83, 182,442.78 and 71,775.45

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Solution

The fourth proportional to 132,204.83, 182,442.78 and 71,775.45 is: 99,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,204.83 : 182,442.78 = 71,775.45 : x
  2. Step 2: Convert to fraction form
    132,204.83/182,442.78 = 71,775.45/x
  3. Step 3: Cross multiply
    132,204.83x = 182,442.78 × 71,775.45
  4. Step 4: Simplify right side
    132,204.83x = 13,094,912,633.75
  5. Step 5: Solve for x
    x = 13,094,912,633.75/132,204.83
  6. Step 6: Final answer
    x = 99,050.19

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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.