Home / 175,052.10-262,578.15-172,427.70

Finding the Fourth Proportional to 175,052.10, 262,578.15 and 172,427.70

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Solution

The fourth proportional to 175,052.10, 262,578.15 and 172,427.70 is: 258,641.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,052.10 : 262,578.15 = 172,427.70 : x
  2. Step 2: Convert to fraction form
    175,052.10/262,578.15 = 172,427.70/x
  3. Step 3: Cross multiply
    175,052.10x = 262,578.15 × 172,427.70
  4. Step 4: Simplify right side
    175,052.10x = 45,275,746,474.76
  5. Step 5: Solve for x
    x = 45,275,746,474.76/175,052.10
  6. Step 6: Final answer
    x = 258,641.55

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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.