Home / 175,436.26-263,152.09-42,315.52

Finding the Fourth Proportional to 175,436.26, 263,152.09 and 42,315.52

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Solution

The fourth proportional to 175,436.26, 263,152.09 and 42,315.52 is: 63,472.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,436.26 : 263,152.09 = 42,315.52 : x
  2. Step 2: Convert to fraction form
    175,436.26/263,152.09 = 42,315.52/x
  3. Step 3: Cross multiply
    175,436.26x = 263,152.09 × 42,315.52
  4. Step 4: Simplify right side
    175,436.26x = 11,135,417,527.44
  5. Step 5: Solve for x
    x = 11,135,417,527.44/175,436.26
  6. Step 6: Final answer
    x = 63,472.73

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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.