Home / 74,071.28-111,124.49-24,151.65

Finding the Fourth Proportional to 74,071.28, 111,124.49 and 24,151.65

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Solution

The fourth proportional to 74,071.28, 111,124.49 and 24,151.65 is: 36,233.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,071.28 : 111,124.49 = 24,151.65 : x
  2. Step 2: Convert to fraction form
    74,071.28/111,124.49 = 24,151.65/x
  3. Step 3: Cross multiply
    74,071.28x = 111,124.49 × 24,151.65
  4. Step 4: Simplify right side
    74,071.28x = 2,683,839,668.15
  5. Step 5: Solve for x
    x = 2,683,839,668.15/74,071.28
  6. Step 6: Final answer
    x = 36,233.20

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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.