Home / 113,179.02-156,189.84-62,191.38

Finding the Fourth Proportional to 113,179.02, 156,189.84 and 62,191.38

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Solution

The fourth proportional to 113,179.02, 156,189.84 and 62,191.38 is: 85,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,179.02 : 156,189.84 = 62,191.38 : x
  2. Step 2: Convert to fraction form
    113,179.02/156,189.84 = 62,191.38/x
  3. Step 3: Cross multiply
    113,179.02x = 156,189.84 × 62,191.38
  4. Step 4: Simplify right side
    113,179.02x = 9,713,661,691.58
  5. Step 5: Solve for x
    x = 9,713,661,691.58/113,179.02
  6. Step 6: Final answer
    x = 85,825.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.