Home / 99,010.60-148,515.90-88,124.20

Finding the Fourth Proportional to 99,010.60, 148,515.90 and 88,124.20

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Solution

The fourth proportional to 99,010.60, 148,515.90 and 88,124.20 is: 132,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,010.60 : 148,515.90 = 88,124.20 : x
  2. Step 2: Convert to fraction form
    99,010.60/148,515.90 = 88,124.20/x
  3. Step 3: Cross multiply
    99,010.60x = 148,515.90 × 88,124.20
  4. Step 4: Simplify right side
    99,010.60x = 13,087,844,874.78
  5. Step 5: Solve for x
    x = 13,087,844,874.78/99,010.60
  6. Step 6: Final answer
    x = 132,186.30

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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.