Home / 83,053.85-114,574.44-54,360.87

Finding the Fourth Proportional to 83,053.85, 114,574.44 and 54,360.87

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Solution

The fourth proportional to 83,053.85, 114,574.44 and 54,360.87 is: 74,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,053.85 : 114,574.44 = 54,360.87 : x
  2. Step 2: Convert to fraction form
    83,053.85/114,574.44 = 54,360.87/x
  3. Step 3: Cross multiply
    83,053.85x = 114,574.44 × 54,360.87
  4. Step 4: Simplify right side
    83,053.85x = 6,228,366,238.16
  5. Step 5: Solve for x
    x = 6,228,366,238.16/83,053.85
  6. Step 6: Final answer
    x = 74,991.91

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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.