Home / 110,403.50-165,629.68-40,282.61

Finding the Fourth Proportional to 110,403.50, 165,629.68 and 40,282.61

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Solution

The fourth proportional to 110,403.50, 165,629.68 and 40,282.61 is: 60,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,403.50 : 165,629.68 = 40,282.61 : x
  2. Step 2: Convert to fraction form
    110,403.50/165,629.68 = 40,282.61/x
  3. Step 3: Cross multiply
    110,403.50x = 165,629.68 × 40,282.61
  4. Step 4: Simplify right side
    110,403.50x = 6,671,994,774.30
  5. Step 5: Solve for x
    x = 6,671,994,774.30/110,403.50
  6. Step 6: Final answer
    x = 60,432.82

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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.