Home / 51,341.55-77,023.80-18,062.70

Finding the Fourth Proportional to 51,341.55, 77,023.80 and 18,062.70

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Solution

The fourth proportional to 51,341.55, 77,023.80 and 18,062.70 is: 27,098.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,341.55 : 77,023.80 = 18,062.70 : x
  2. Step 2: Convert to fraction form
    51,341.55/77,023.80 = 18,062.70/x
  3. Step 3: Cross multiply
    51,341.55x = 77,023.80 × 18,062.70
  4. Step 4: Simplify right side
    51,341.55x = 1,391,257,792.26
  5. Step 5: Solve for x
    x = 1,391,257,792.26/51,341.55
  6. Step 6: Final answer
    x = 27,098.09

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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.