Home / 88,237.80-132,429.60-40,925.70

Finding the Fourth Proportional to 88,237.80, 132,429.60 and 40,925.70

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Solution

The fourth proportional to 88,237.80, 132,429.60 and 40,925.70 is: 61,422.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,237.80 : 132,429.60 = 40,925.70 : x
  2. Step 2: Convert to fraction form
    88,237.80/132,429.60 = 40,925.70/x
  3. Step 3: Cross multiply
    88,237.80x = 132,429.60 × 40,925.70
  4. Step 4: Simplify right side
    88,237.80x = 5,419,774,080.72
  5. Step 5: Solve for x
    x = 5,419,774,080.72/88,237.80
  6. Step 6: Final answer
    x = 61,422.36

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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.