Home / 57,201.74-85,685.45-26,763.11

Finding the Fourth Proportional to 57,201.74, 85,685.45 and 26,763.11

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Solution

The fourth proportional to 57,201.74, 85,685.45 and 26,763.11 is: 40,089.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,201.74 : 85,685.45 = 26,763.11 : x
  2. Step 2: Convert to fraction form
    57,201.74/85,685.45 = 26,763.11/x
  3. Step 3: Cross multiply
    57,201.74x = 85,685.45 × 26,763.11
  4. Step 4: Simplify right side
    57,201.74x = 2,293,208,882.83
  5. Step 5: Solve for x
    x = 2,293,208,882.83/57,201.74
  6. Step 6: Final answer
    x = 40,089.84

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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.