Home / 177,723.92-245,020.20-172,220.24

Finding the Fourth Proportional to 177,723.92, 245,020.20 and 172,220.24

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Solution

The fourth proportional to 177,723.92, 245,020.20 and 172,220.24 is: 237,432.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,723.92 : 245,020.20 = 172,220.24 : x
  2. Step 2: Convert to fraction form
    177,723.92/245,020.20 = 172,220.24/x
  3. Step 3: Cross multiply
    177,723.92x = 245,020.20 × 172,220.24
  4. Step 4: Simplify right side
    177,723.92x = 42,197,437,648.85
  5. Step 5: Solve for x
    x = 42,197,437,648.85/177,723.92
  6. Step 6: Final answer
    x = 237,432.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.