Home / 55,191.43-82,787.91-15,748.53

Finding the Fourth Proportional to 55,191.43, 82,787.91 and 15,748.53

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Solution

The fourth proportional to 55,191.43, 82,787.91 and 15,748.53 is: 23,623.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,191.43 : 82,787.91 = 15,748.53 : x
  2. Step 2: Convert to fraction form
    55,191.43/82,787.91 = 15,748.53/x
  3. Step 3: Cross multiply
    55,191.43x = 82,787.91 × 15,748.53
  4. Step 4: Simplify right side
    55,191.43x = 1,303,787,980.44
  5. Step 5: Solve for x
    x = 1,303,787,980.44/55,191.43
  6. Step 6: Final answer
    x = 23,623.01

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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.