Home / 41,115.60-56,570.40-38,491.20

Finding the Fourth Proportional to 41,115.60, 56,570.40 and 38,491.20

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Solution

The fourth proportional to 41,115.60, 56,570.40 and 38,491.20 is: 52,959.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.60 : 56,570.40 = 38,491.20 : x
  2. Step 2: Convert to fraction form
    41,115.60/56,570.40 = 38,491.20/x
  3. Step 3: Cross multiply
    41,115.60x = 56,570.40 × 38,491.20
  4. Step 4: Simplify right side
    41,115.60x = 2,177,462,580.48
  5. Step 5: Solve for x
    x = 2,177,462,580.48/41,115.60
  6. Step 6: Final answer
    x = 52,959.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.