Home / 72,363.93-108,358.97-49,943.81

Finding the Fourth Proportional to 72,363.93, 108,358.97 and 49,943.81

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Solution

The fourth proportional to 72,363.93, 108,358.97 and 49,943.81 is: 74,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,363.93 : 108,358.97 = 49,943.81 : x
  2. Step 2: Convert to fraction form
    72,363.93/108,358.97 = 49,943.81/x
  3. Step 3: Cross multiply
    72,363.93x = 108,358.97 × 49,943.81
  4. Step 4: Simplify right side
    72,363.93x = 5,411,859,017.96
  5. Step 5: Solve for x
    x = 5,411,859,017.96/72,363.93
  6. Step 6: Final answer
    x = 74,786.69

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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.