Home / 51,458.04-77,177.88-27,754.56

Finding the Fourth Proportional to 51,458.04, 77,177.88 and 27,754.56

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Solution

The fourth proportional to 51,458.04, 77,177.88 and 27,754.56 is: 41,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.04 : 77,177.88 = 27,754.56 : x
  2. Step 2: Convert to fraction form
    51,458.04/77,177.88 = 27,754.56/x
  3. Step 3: Cross multiply
    51,458.04x = 77,177.88 × 27,754.56
  4. Step 4: Simplify right side
    51,458.04x = 2,142,038,101.13
  5. Step 5: Solve for x
    x = 2,142,038,101.13/51,458.04
  6. Step 6: Final answer
    x = 41,626.89

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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.