Home / 88,490.96-132,690.36-41,731.28

Finding the Fourth Proportional to 88,490.96, 132,690.36 and 41,731.28

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Solution

The fourth proportional to 88,490.96, 132,690.36 and 41,731.28 is: 62,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,490.96 : 132,690.36 = 41,731.28 : x
  2. Step 2: Convert to fraction form
    88,490.96/132,690.36 = 41,731.28/x
  3. Step 3: Cross multiply
    88,490.96x = 132,690.36 × 41,731.28
  4. Step 4: Simplify right side
    88,490.96x = 5,537,338,566.46
  5. Step 5: Solve for x
    x = 5,537,338,566.46/88,490.96
  6. Step 6: Final answer
    x = 62,575.19

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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.