Home / 175,689.47-263,439.42-91,241.30

Finding the Fourth Proportional to 175,689.47, 263,439.42 and 91,241.30

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Solution

The fourth proportional to 175,689.47, 263,439.42 and 91,241.30 is: 136,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,689.47 : 263,439.42 = 91,241.30 : x
  2. Step 2: Convert to fraction form
    175,689.47/263,439.42 = 91,241.30/x
  3. Step 3: Cross multiply
    175,689.47x = 263,439.42 × 91,241.30
  4. Step 4: Simplify right side
    175,689.47x = 24,036,555,152.05
  5. Step 5: Solve for x
    x = 24,036,555,152.05/175,689.47
  6. Step 6: Final answer
    x = 136,812.73

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1.5x scale

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.