Home / 88,569.90-132,762.56-38,636.58

Finding the Fourth Proportional to 88,569.90, 132,762.56 and 38,636.58

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Solution

The fourth proportional to 88,569.90, 132,762.56 and 38,636.58 is: 57,914.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,569.90 : 132,762.56 = 38,636.58 : x
  2. Step 2: Convert to fraction form
    88,569.90/132,762.56 = 38,636.58/x
  3. Step 3: Cross multiply
    88,569.90x = 132,762.56 × 38,636.58
  4. Step 4: Simplify right side
    88,569.90x = 5,129,491,270.44
  5. Step 5: Solve for x
    x = 5,129,491,270.44/88,569.90
  6. Step 6: Final answer
    x = 57,914.61

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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.