Home / 88,577.10-132,865.65-79,829.10

Finding the Fourth Proportional to 88,577.10, 132,865.65 and 79,829.10

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Solution

The fourth proportional to 88,577.10, 132,865.65 and 79,829.10 is: 119,743.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,577.10 : 132,865.65 = 79,829.10 : x
  2. Step 2: Convert to fraction form
    88,577.10/132,865.65 = 79,829.10/x
  3. Step 3: Cross multiply
    88,577.10x = 132,865.65 × 79,829.10
  4. Step 4: Simplify right side
    88,577.10x = 10,606,545,260.42
  5. Step 5: Solve for x
    x = 10,606,545,260.42/88,577.10
  6. Step 6: Final answer
    x = 119,743.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.