Home / 49,862.57-74,807.93-20,301.62

Finding the Fourth Proportional to 49,862.57, 74,807.93 and 20,301.62

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Solution

The fourth proportional to 49,862.57, 74,807.93 and 20,301.62 is: 30,458.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,862.57 : 74,807.93 = 20,301.62 : x
  2. Step 2: Convert to fraction form
    49,862.57/74,807.93 = 20,301.62/x
  3. Step 3: Cross multiply
    49,862.57x = 74,807.93 × 20,301.62
  4. Step 4: Simplify right side
    49,862.57x = 1,518,722,167.85
  5. Step 5: Solve for x
    x = 1,518,722,167.85/49,862.57
  6. Step 6: Final answer
    x = 30,458.16

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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.