Home / 51,612.40-71,230.68-29,254

Finding the Fourth Proportional to 51,612.40, 71,230.68 and 29,254

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Solution

The fourth proportional to 51,612.40, 71,230.68 and 29,254 is: 40,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,612.40 : 71,230.68 = 29,254 : x
  2. Step 2: Convert to fraction form
    51,612.40/71,230.68 = 29,254/x
  3. Step 3: Cross multiply
    51,612.40x = 71,230.68 × 29,254
  4. Step 4: Simplify right side
    51,612.40x = 2,083,782,312.72
  5. Step 5: Solve for x
    x = 2,083,782,312.72/51,612.40
  6. Step 6: Final answer
    x = 40,373.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.