Home / 88,314.75-132,439.73-29,132.91

Finding the Fourth Proportional to 88,314.75, 132,439.73 and 29,132.91

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Solution

The fourth proportional to 88,314.75, 132,439.73 and 29,132.91 is: 43,688.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,314.75 : 132,439.73 = 29,132.91 : x
  2. Step 2: Convert to fraction form
    88,314.75/132,439.73 = 29,132.91/x
  3. Step 3: Cross multiply
    88,314.75x = 132,439.73 × 29,132.91
  4. Step 4: Simplify right side
    88,314.75x = 3,858,354,588.85
  5. Step 5: Solve for x
    x = 3,858,354,588.85/88,314.75
  6. Step 6: Final answer
    x = 43,688.68

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1.5x scale

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.