Home / 40,151.40-60,230.10-12,069.24

Finding the Fourth Proportional to 40,151.40, 60,230.10 and 12,069.24

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Solution

The fourth proportional to 40,151.40, 60,230.10 and 12,069.24 is: 18,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.40 : 60,230.10 = 12,069.24 : x
  2. Step 2: Convert to fraction form
    40,151.40/60,230.10 = 12,069.24/x
  3. Step 3: Cross multiply
    40,151.40x = 60,230.10 × 12,069.24
  4. Step 4: Simplify right side
    40,151.40x = 726,931,532.12
  5. Step 5: Solve for x
    x = 726,931,532.12/40,151.40
  6. Step 6: Final answer
    x = 18,104.76

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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.