Home / 52,915.56-79,359.90-19,617.24

Finding the Fourth Proportional to 52,915.56, 79,359.90 and 19,617.24

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Solution

The fourth proportional to 52,915.56, 79,359.90 and 19,617.24 is: 29,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,915.56 : 79,359.90 = 19,617.24 : x
  2. Step 2: Convert to fraction form
    52,915.56/79,359.90 = 19,617.24/x
  3. Step 3: Cross multiply
    52,915.56x = 79,359.90 × 19,617.24
  4. Step 4: Simplify right side
    52,915.56x = 1,556,822,204.68
  5. Step 5: Solve for x
    x = 1,556,822,204.68/52,915.56
  6. Step 6: Final answer
    x = 29,420.88

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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.