Home / 137,568.24-206,343.72-48,810

Finding the Fourth Proportional to 137,568.24, 206,343.72 and 48,810

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Solution

The fourth proportional to 137,568.24, 206,343.72 and 48,810 is: 73,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,568.24 : 206,343.72 = 48,810 : x
  2. Step 2: Convert to fraction form
    137,568.24/206,343.72 = 48,810/x
  3. Step 3: Cross multiply
    137,568.24x = 206,343.72 × 48,810
  4. Step 4: Simplify right side
    137,568.24x = 10,071,636,973.20
  5. Step 5: Solve for x
    x = 10,071,636,973.20/137,568.24
  6. Step 6: Final answer
    x = 73,211.93

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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.