Home / 172,159.29-258,253.83-47,500.29

Finding the Fourth Proportional to 172,159.29, 258,253.83 and 47,500.29

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Solution

The fourth proportional to 172,159.29, 258,253.83 and 47,500.29 is: 71,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,159.29 : 258,253.83 = 47,500.29 : x
  2. Step 2: Convert to fraction form
    172,159.29/258,253.83 = 47,500.29/x
  3. Step 3: Cross multiply
    172,159.29x = 258,253.83 × 47,500.29
  4. Step 4: Simplify right side
    172,159.29x = 12,267,131,818.61
  5. Step 5: Solve for x
    x = 12,267,131,818.61/172,159.29
  6. Step 6: Final answer
    x = 71,254.54

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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.