Home / 82,962.44-124,444.12-20,632.96

Finding the Fourth Proportional to 82,962.44, 124,444.12 and 20,632.96

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Solution

The fourth proportional to 82,962.44, 124,444.12 and 20,632.96 is: 30,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,962.44 : 124,444.12 = 20,632.96 : x
  2. Step 2: Convert to fraction form
    82,962.44/124,444.12 = 20,632.96/x
  3. Step 3: Cross multiply
    82,962.44x = 124,444.12 × 20,632.96
  4. Step 4: Simplify right side
    82,962.44x = 2,567,650,550.20
  5. Step 5: Solve for x
    x = 2,567,650,550.20/82,962.44
  6. Step 6: Final answer
    x = 30,949.55

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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.