Home / 170,760.40-256,116.30-58,445.80

Finding the Fourth Proportional to 170,760.40, 256,116.30 and 58,445.80

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Solution

The fourth proportional to 170,760.40, 256,116.30 and 58,445.80 is: 87,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,760.40 : 256,116.30 = 58,445.80 : x
  2. Step 2: Convert to fraction form
    170,760.40/256,116.30 = 58,445.80/x
  3. Step 3: Cross multiply
    170,760.40x = 256,116.30 × 58,445.80
  4. Step 4: Simplify right side
    170,760.40x = 14,968,922,046.54
  5. Step 5: Solve for x
    x = 14,968,922,046.54/170,760.40
  6. Step 6: Final answer
    x = 87,660.38

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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.