Home / 88,581.95-132,829.11-38,640.45

Finding the Fourth Proportional to 88,581.95, 132,829.11 and 38,640.45

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Solution

The fourth proportional to 88,581.95, 132,829.11 and 38,640.45 is: 57,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,581.95 : 132,829.11 = 38,640.45 : x
  2. Step 2: Convert to fraction form
    88,581.95/132,829.11 = 38,640.45/x
  3. Step 3: Cross multiply
    88,581.95x = 132,829.11 × 38,640.45
  4. Step 4: Simplify right side
    88,581.95x = 5,132,576,583.50
  5. Step 5: Solve for x
    x = 5,132,576,583.50/88,581.95
  6. Step 6: Final answer
    x = 57,941.57

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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.