Home / 49,581.90-68,383.19-45,429.95

Finding the Fourth Proportional to 49,581.90, 68,383.19 and 45,429.95

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Solution

The fourth proportional to 49,581.90, 68,383.19 and 45,429.95 is: 62,656.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,581.90 : 68,383.19 = 45,429.95 : x
  2. Step 2: Convert to fraction form
    49,581.90/68,383.19 = 45,429.95/x
  3. Step 3: Cross multiply
    49,581.90x = 68,383.19 × 45,429.95
  4. Step 4: Simplify right side
    49,581.90x = 3,106,644,333.47
  5. Step 5: Solve for x
    x = 3,106,644,333.47/49,581.90
  6. Step 6: Final answer
    x = 62,656.82

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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.