Home / 57,371.10-86,026.95-17,917.62

Finding the Fourth Proportional to 57,371.10, 86,026.95 and 17,917.62

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Solution

The fourth proportional to 57,371.10, 86,026.95 and 17,917.62 is: 26,867.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371.10 : 86,026.95 = 17,917.62 : x
  2. Step 2: Convert to fraction form
    57,371.10/86,026.95 = 17,917.62/x
  3. Step 3: Cross multiply
    57,371.10x = 86,026.95 × 17,917.62
  4. Step 4: Simplify right side
    57,371.10x = 1,541,398,199.86
  5. Step 5: Solve for x
    x = 1,541,398,199.86/57,371.10
  6. Step 6: Final answer
    x = 26,867.15

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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.