Home / 40,384.30-60,552.15-20,701.30

Finding the Fourth Proportional to 40,384.30, 60,552.15 and 20,701.30

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Solution

The fourth proportional to 40,384.30, 60,552.15 and 20,701.30 is: 31,039.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,384.30 : 60,552.15 = 20,701.30 : x
  2. Step 2: Convert to fraction form
    40,384.30/60,552.15 = 20,701.30/x
  3. Step 3: Cross multiply
    40,384.30x = 60,552.15 × 20,701.30
  4. Step 4: Simplify right side
    40,384.30x = 1,253,508,222.80
  5. Step 5: Solve for x
    x = 1,253,508,222.80/40,384.30
  6. Step 6: Final answer
    x = 31,039.49

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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.