Home / 113,049.72-156,010.58-62,067.20

Finding the Fourth Proportional to 113,049.72, 156,010.58 and 62,067.20

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Solution

The fourth proportional to 113,049.72, 156,010.58 and 62,067.20 is: 85,653.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,049.72 : 156,010.58 = 62,067.20 : x
  2. Step 2: Convert to fraction form
    113,049.72/156,010.58 = 62,067.20/x
  3. Step 3: Cross multiply
    113,049.72x = 156,010.58 × 62,067.20
  4. Step 4: Simplify right side
    113,049.72x = 9,683,138,780.59
  5. Step 5: Solve for x
    x = 9,683,138,780.59/113,049.72
  6. Step 6: Final answer
    x = 85,653.81

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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.