Home / 88,564.40-132,754.32-38,631.08

Finding the Fourth Proportional to 88,564.40, 132,754.32 and 38,631.08

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Solution

The fourth proportional to 88,564.40, 132,754.32 and 38,631.08 is: 57,906.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564.40 : 132,754.32 = 38,631.08 : x
  2. Step 2: Convert to fraction form
    88,564.40/132,754.32 = 38,631.08/x
  3. Step 3: Cross multiply
    88,564.40x = 132,754.32 × 38,631.08
  4. Step 4: Simplify right side
    88,564.40x = 5,128,442,756.27
  5. Step 5: Solve for x
    x = 5,128,442,756.27/88,564.40
  6. Step 6: Final answer
    x = 57,906.37

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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.