Home / 40,057.75-60,086.55-15,103.40

Finding the Fourth Proportional to 40,057.75, 60,086.55 and 15,103.40

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Solution

The fourth proportional to 40,057.75, 60,086.55 and 15,103.40 is: 22,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.75 : 60,086.55 = 15,103.40 : x
  2. Step 2: Convert to fraction form
    40,057.75/60,086.55 = 15,103.40/x
  3. Step 3: Cross multiply
    40,057.75x = 60,086.55 × 15,103.40
  4. Step 4: Simplify right side
    40,057.75x = 907,511,081.99
  5. Step 5: Solve for x
    x = 907,511,081.99/40,057.75
  6. Step 6: Final answer
    x = 22,655.07

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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.