Home / 54,861.36-75,708.52-29,710.80

Finding the Fourth Proportional to 54,861.36, 75,708.52 and 29,710.80

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Solution

The fourth proportional to 54,861.36, 75,708.52 and 29,710.80 is: 41,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,861.36 : 75,708.52 = 29,710.80 : x
  2. Step 2: Convert to fraction form
    54,861.36/75,708.52 = 29,710.80/x
  3. Step 3: Cross multiply
    54,861.36x = 75,708.52 × 29,710.80
  4. Step 4: Simplify right side
    54,861.36x = 2,249,360,696.02
  5. Step 5: Solve for x
    x = 2,249,360,696.02/54,861.36
  6. Step 6: Final answer
    x = 41,000.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.