Home / 103,990.12-156,001.50-44,842.60

Finding the Fourth Proportional to 103,990.12, 156,001.50 and 44,842.60

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Solution

The fourth proportional to 103,990.12, 156,001.50 and 44,842.60 is: 67,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,990.12 : 156,001.50 = 44,842.60 : x
  2. Step 2: Convert to fraction form
    103,990.12/156,001.50 = 44,842.60/x
  3. Step 3: Cross multiply
    103,990.12x = 156,001.50 × 44,842.60
  4. Step 4: Simplify right side
    103,990.12x = 6,995,512,863.90
  5. Step 5: Solve for x
    x = 6,995,512,863.90/103,990.12
  6. Step 6: Final answer
    x = 67,270.94

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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.