Home / 74,616.90-111,933.57-24,678.81

Finding the Fourth Proportional to 74,616.90, 111,933.57 and 24,678.81

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Solution

The fourth proportional to 74,616.90, 111,933.57 and 24,678.81 is: 37,020.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,616.90 : 111,933.57 = 24,678.81 : x
  2. Step 2: Convert to fraction form
    74,616.90/111,933.57 = 24,678.81/x
  3. Step 3: Cross multiply
    74,616.90x = 111,933.57 × 24,678.81
  4. Step 4: Simplify right side
    74,616.90x = 2,762,387,306.65
  5. Step 5: Solve for x
    x = 2,762,387,306.65/74,616.90
  6. Step 6: Final answer
    x = 37,020.93

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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.