Home / 107,910.08-161,863.20-41,332.16

Finding the Fourth Proportional to 107,910.08, 161,863.20 and 41,332.16

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Solution

The fourth proportional to 107,910.08, 161,863.20 and 41,332.16 is: 61,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,910.08 : 161,863.20 = 41,332.16 : x
  2. Step 2: Convert to fraction form
    107,910.08/161,863.20 = 41,332.16/x
  3. Step 3: Cross multiply
    107,910.08x = 161,863.20 × 41,332.16
  4. Step 4: Simplify right side
    107,910.08x = 6,690,155,680.51
  5. Step 5: Solve for x
    x = 6,690,155,680.51/107,910.08
  6. Step 6: Final answer
    x = 61,997.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.