Home / 92,016.80-126,982.43-51,730.74

Finding the Fourth Proportional to 92,016.80, 126,982.43 and 51,730.74

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Solution

The fourth proportional to 92,016.80, 126,982.43 and 51,730.74 is: 71,388.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,016.80 : 126,982.43 = 51,730.74 : x
  2. Step 2: Convert to fraction form
    92,016.80/126,982.43 = 51,730.74/x
  3. Step 3: Cross multiply
    92,016.80x = 126,982.43 × 51,730.74
  4. Step 4: Simplify right side
    92,016.80x = 6,568,895,200.23
  5. Step 5: Solve for x
    x = 6,568,895,200.23/92,016.80
  6. Step 6: Final answer
    x = 71,388.00

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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.