Home / 113,346.91-156,444.14-88,768.97

Finding the Fourth Proportional to 113,346.91, 156,444.14 and 88,768.97

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Solution

The fourth proportional to 113,346.91, 156,444.14 and 88,768.97 is: 122,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,346.91 : 156,444.14 = 88,768.97 : x
  2. Step 2: Convert to fraction form
    113,346.91/156,444.14 = 88,768.97/x
  3. Step 3: Cross multiply
    113,346.91x = 156,444.14 × 88,768.97
  4. Step 4: Simplify right side
    113,346.91x = 13,887,385,170.34
  5. Step 5: Solve for x
    x = 13,887,385,170.34/113,346.91
  6. Step 6: Final answer
    x = 122,521.07

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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.