Home / 175,531.50-263,304.72-68,938.54

Finding the Fourth Proportional to 175,531.50, 263,304.72 and 68,938.54

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Solution

The fourth proportional to 175,531.50, 263,304.72 and 68,938.54 is: 103,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,531.50 : 263,304.72 = 68,938.54 : x
  2. Step 2: Convert to fraction form
    175,531.50/263,304.72 = 68,938.54/x
  3. Step 3: Cross multiply
    175,531.50x = 263,304.72 × 68,938.54
  4. Step 4: Simplify right side
    175,531.50x = 18,151,842,313.65
  5. Step 5: Solve for x
    x = 18,151,842,313.65/175,531.50
  6. Step 6: Final answer
    x = 103,410.74

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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.