Home / 82,778.96-124,169.62-23,614.63

Finding the Fourth Proportional to 82,778.96, 124,169.62 and 23,614.63

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Solution

The fourth proportional to 82,778.96, 124,169.62 and 23,614.63 is: 35,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,778.96 : 124,169.62 = 23,614.63 : x
  2. Step 2: Convert to fraction form
    82,778.96/124,169.62 = 23,614.63/x
  3. Step 3: Cross multiply
    82,778.96x = 124,169.62 × 23,614.63
  4. Step 4: Simplify right side
    82,778.96x = 2,932,219,264.08
  5. Step 5: Solve for x
    x = 2,932,219,264.08/82,778.96
  6. Step 6: Final answer
    x = 35,422.28

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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.