Home / 71,014.64-106,514.08-25,420.53

Finding the Fourth Proportional to 71,014.64, 106,514.08 and 25,420.53

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Solution

The fourth proportional to 71,014.64, 106,514.08 and 25,420.53 is: 38,127.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,014.64 : 106,514.08 = 25,420.53 : x
  2. Step 2: Convert to fraction form
    71,014.64/106,514.08 = 25,420.53/x
  3. Step 3: Cross multiply
    71,014.64x = 106,514.08 × 25,420.53
  4. Step 4: Simplify right side
    71,014.64x = 2,707,644,245.79
  5. Step 5: Solve for x
    x = 2,707,644,245.79/71,014.64
  6. Step 6: Final answer
    x = 38,127.98

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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.