Home / 150,002.10-225,003.15-96,779.70

Finding the Fourth Proportional to 150,002.10, 225,003.15 and 96,779.70

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Solution

The fourth proportional to 150,002.10, 225,003.15 and 96,779.70 is: 145,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,002.10 : 225,003.15 = 96,779.70 : x
  2. Step 2: Convert to fraction form
    150,002.10/225,003.15 = 96,779.70/x
  3. Step 3: Cross multiply
    150,002.10x = 225,003.15 × 96,779.70
  4. Step 4: Simplify right side
    150,002.10x = 21,775,737,356.06
  5. Step 5: Solve for x
    x = 21,775,737,356.06/150,002.10
  6. Step 6: Final answer
    x = 145,169.55

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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.