Home / 55,026.90-82,531.17-15,574.23

Finding the Fourth Proportional to 55,026.90, 82,531.17 and 15,574.23

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Solution

The fourth proportional to 55,026.90, 82,531.17 and 15,574.23 is: 23,358.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,026.90 : 82,531.17 = 15,574.23 : x
  2. Step 2: Convert to fraction form
    55,026.90/82,531.17 = 15,574.23/x
  3. Step 3: Cross multiply
    55,026.90x = 82,531.17 × 15,574.23
  4. Step 4: Simplify right side
    55,026.90x = 1,285,359,423.75
  5. Step 5: Solve for x
    x = 1,285,359,423.75/55,026.90
  6. Step 6: Final answer
    x = 23,358.75

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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.