Home / 113,197.08-156,204.42-62,208.72

Finding the Fourth Proportional to 113,197.08, 156,204.42 and 62,208.72

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Solution

The fourth proportional to 113,197.08, 156,204.42 and 62,208.72 is: 85,843.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,197.08 : 156,204.42 = 62,208.72 : x
  2. Step 2: Convert to fraction form
    113,197.08/156,204.42 = 62,208.72/x
  3. Step 3: Cross multiply
    113,197.08x = 156,204.42 × 62,208.72
  4. Step 4: Simplify right side
    113,197.08x = 9,717,277,026.54
  5. Step 5: Solve for x
    x = 9,717,277,026.54/113,197.08
  6. Step 6: Final answer
    x = 85,843.88

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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.