Home / 104,046.80-143,585.08-58,726.70

Finding the Fourth Proportional to 104,046.80, 143,585.08 and 58,726.70

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Solution

The fourth proportional to 104,046.80, 143,585.08 and 58,726.70 is: 81,043.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,046.80 : 143,585.08 = 58,726.70 : x
  2. Step 2: Convert to fraction form
    104,046.80/143,585.08 = 58,726.70/x
  3. Step 3: Cross multiply
    104,046.80x = 143,585.08 × 58,726.70
  4. Step 4: Simplify right side
    104,046.80x = 8,432,277,917.64
  5. Step 5: Solve for x
    x = 8,432,277,917.64/104,046.80
  6. Step 6: Final answer
    x = 81,043.13

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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.