Home / 40,130.65-60,184.37-12,049.57

Finding the Fourth Proportional to 40,130.65, 60,184.37 and 12,049.57

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Solution

The fourth proportional to 40,130.65, 60,184.37 and 12,049.57 is: 18,070.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,130.65 : 60,184.37 = 12,049.57 : x
  2. Step 2: Convert to fraction form
    40,130.65/60,184.37 = 12,049.57/x
  3. Step 3: Cross multiply
    40,130.65x = 60,184.37 × 12,049.57
  4. Step 4: Simplify right side
    40,130.65x = 725,195,718.97
  5. Step 5: Solve for x
    x = 725,195,718.97/40,130.65
  6. Step 6: Final answer
    x = 18,070.87

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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.