Home / 41,398.20-56,756.75-40,652.10

Finding the Fourth Proportional to 41,398.20, 56,756.75 and 40,652.10

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Solution

The fourth proportional to 41,398.20, 56,756.75 and 40,652.10 is: 55,733.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,398.20 : 56,756.75 = 40,652.10 : x
  2. Step 2: Convert to fraction form
    41,398.20/56,756.75 = 40,652.10/x
  3. Step 3: Cross multiply
    41,398.20x = 56,756.75 × 40,652.10
  4. Step 4: Simplify right side
    41,398.20x = 2,307,280,873.41
  5. Step 5: Solve for x
    x = 2,307,280,873.41/41,398.20
  6. Step 6: Final answer
    x = 55,733.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.