Home / 175,689.72-263,366.22-74,348.37

Finding the Fourth Proportional to 175,689.72, 263,366.22 and 74,348.37

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Solution

The fourth proportional to 175,689.72, 263,366.22 and 74,348.37 is: 111,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,689.72 : 263,366.22 = 74,348.37 : x
  2. Step 2: Convert to fraction form
    175,689.72/263,366.22 = 74,348.37/x
  3. Step 3: Cross multiply
    175,689.72x = 263,366.22 × 74,348.37
  4. Step 4: Simplify right side
    175,689.72x = 19,580,849,170.06
  5. Step 5: Solve for x
    x = 19,580,849,170.06/175,689.72
  6. Step 6: Final answer
    x = 111,451.31

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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.