Home / 54,924.20-82,386.30-51,237.80

Finding the Fourth Proportional to 54,924.20, 82,386.30 and 51,237.80

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Solution

The fourth proportional to 54,924.20, 82,386.30 and 51,237.80 is: 76,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,924.20 : 82,386.30 = 51,237.80 : x
  2. Step 2: Convert to fraction form
    54,924.20/82,386.30 = 51,237.80/x
  3. Step 3: Cross multiply
    54,924.20x = 82,386.30 × 51,237.80
  4. Step 4: Simplify right side
    54,924.20x = 4,221,292,762.14
  5. Step 5: Solve for x
    x = 4,221,292,762.14/54,924.20
  6. Step 6: Final answer
    x = 76,856.70

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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.