Home / 40,103.60-60,143.22-16,724.57

Finding the Fourth Proportional to 40,103.60, 60,143.22 and 16,724.57

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Solution

The fourth proportional to 40,103.60, 60,143.22 and 16,724.57 is: 25,081.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,103.60 : 60,143.22 = 16,724.57 : x
  2. Step 2: Convert to fraction form
    40,103.60/60,143.22 = 16,724.57/x
  3. Step 3: Cross multiply
    40,103.60x = 60,143.22 × 16,724.57
  4. Step 4: Simplify right side
    40,103.60x = 1,005,869,192.20
  5. Step 5: Solve for x
    x = 1,005,869,192.20/40,103.60
  6. Step 6: Final answer
    x = 25,081.77

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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.