Home / 41,618.40-62,427.60-40,927.20

Finding the Fourth Proportional to 41,618.40, 62,427.60 and 40,927.20

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Solution

The fourth proportional to 41,618.40, 62,427.60 and 40,927.20 is: 61,390.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,618.40 : 62,427.60 = 40,927.20 : x
  2. Step 2: Convert to fraction form
    41,618.40/62,427.60 = 40,927.20/x
  3. Step 3: Cross multiply
    41,618.40x = 62,427.60 × 40,927.20
  4. Step 4: Simplify right side
    41,618.40x = 2,554,986,870.72
  5. Step 5: Solve for x
    x = 2,554,986,870.72/41,618.40
  6. Step 6: Final answer
    x = 61,390.80

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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.