Home / 40,424.20-60,647.10-36,071.80

Finding the Fourth Proportional to 40,424.20, 60,647.10 and 36,071.80

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Solution

The fourth proportional to 40,424.20, 60,647.10 and 36,071.80 is: 54,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.20 : 60,647.10 = 36,071.80 : x
  2. Step 2: Convert to fraction form
    40,424.20/60,647.10 = 36,071.80/x
  3. Step 3: Cross multiply
    40,424.20x = 60,647.10 × 36,071.80
  4. Step 4: Simplify right side
    40,424.20x = 2,187,650,061.78
  5. Step 5: Solve for x
    x = 2,187,650,061.78/40,424.20
  6. Step 6: Final answer
    x = 54,117.34

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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.