Home / 113,742.03-156,964.56-62,754.77

Finding the Fourth Proportional to 113,742.03, 156,964.56 and 62,754.77

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Solution

The fourth proportional to 113,742.03, 156,964.56 and 62,754.77 is: 86,601.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,742.03 : 156,964.56 = 62,754.77 : x
  2. Step 2: Convert to fraction form
    113,742.03/156,964.56 = 62,754.77/x
  3. Step 3: Cross multiply
    113,742.03x = 156,964.56 × 62,754.77
  4. Step 4: Simplify right side
    113,742.03x = 9,850,274,076.13
  5. Step 5: Solve for x
    x = 9,850,274,076.13/113,742.03
  6. Step 6: Final answer
    x = 86,601.88

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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.