Home / 172,153.23-258,244.72-47,494.23

Finding the Fourth Proportional to 172,153.23, 258,244.72 and 47,494.23

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Solution

The fourth proportional to 172,153.23, 258,244.72 and 47,494.23 is: 71,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,153.23 : 258,244.72 = 47,494.23 : x
  2. Step 2: Convert to fraction form
    172,153.23/258,244.72 = 47,494.23/x
  3. Step 3: Cross multiply
    172,153.23x = 258,244.72 × 47,494.23
  4. Step 4: Simplify right side
    172,153.23x = 12,265,132,836.74
  5. Step 5: Solve for x
    x = 12,265,132,836.74/172,153.23
  6. Step 6: Final answer
    x = 71,245.44

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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.