Home / 88,438.50-132,679.62-29,280.15

Finding the Fourth Proportional to 88,438.50, 132,679.62 and 29,280.15

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Solution

The fourth proportional to 88,438.50, 132,679.62 and 29,280.15 is: 43,927.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,438.50 : 132,679.62 = 29,280.15 : x
  2. Step 2: Convert to fraction form
    88,438.50/132,679.62 = 29,280.15/x
  3. Step 3: Cross multiply
    88,438.50x = 132,679.62 × 29,280.15
  4. Step 4: Simplify right side
    88,438.50x = 3,884,879,175.54
  5. Step 5: Solve for x
    x = 3,884,879,175.54/88,438.50
  6. Step 6: Final answer
    x = 43,927.47

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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.