Home / 110,538.48-165,856.32-40,428.24

Finding the Fourth Proportional to 110,538.48, 165,856.32 and 40,428.24

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Solution

The fourth proportional to 110,538.48, 165,856.32 and 40,428.24 is: 60,660.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,538.48 : 165,856.32 = 40,428.24 : x
  2. Step 2: Convert to fraction form
    110,538.48/165,856.32 = 40,428.24/x
  3. Step 3: Cross multiply
    110,538.48x = 165,856.32 × 40,428.24
  4. Step 4: Simplify right side
    110,538.48x = 6,705,279,110.48
  5. Step 5: Solve for x
    x = 6,705,279,110.48/110,538.48
  6. Step 6: Final answer
    x = 60,660.13

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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.