Home / 57,836.80-86,690.40-24,551.20

Finding the Fourth Proportional to 57,836.80, 86,690.40 and 24,551.20

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Solution

The fourth proportional to 57,836.80, 86,690.40 and 24,551.20 is: 36,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,836.80 : 86,690.40 = 24,551.20 : x
  2. Step 2: Convert to fraction form
    57,836.80/86,690.40 = 24,551.20/x
  3. Step 3: Cross multiply
    57,836.80x = 86,690.40 × 24,551.20
  4. Step 4: Simplify right side
    57,836.80x = 2,128,353,348.48
  5. Step 5: Solve for x
    x = 2,128,353,348.48/57,836.80
  6. Step 6: Final answer
    x = 36,799.29

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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.