Home / 113,193.09-156,198.91-62,204.72

Finding the Fourth Proportional to 113,193.09, 156,198.91 and 62,204.72

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Solution

The fourth proportional to 113,193.09, 156,198.91 and 62,204.72 is: 85,838.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,193.09 : 156,198.91 = 62,204.72 : x
  2. Step 2: Convert to fraction form
    113,193.09/156,198.91 = 62,204.72/x
  3. Step 3: Cross multiply
    113,193.09x = 156,198.91 × 62,204.72
  4. Step 4: Simplify right side
    113,193.09x = 9,716,309,695.84
  5. Step 5: Solve for x
    x = 9,716,309,695.84/113,193.09
  6. Step 6: Final answer
    x = 85,838.36

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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.