Home / 118,016.20-176,829.90-58,724.20

Finding the Fourth Proportional to 118,016.20, 176,829.90 and 58,724.20

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Solution

The fourth proportional to 118,016.20, 176,829.90 and 58,724.20 is: 87,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,016.20 : 176,829.90 = 58,724.20 : x
  2. Step 2: Convert to fraction form
    118,016.20/176,829.90 = 58,724.20/x
  3. Step 3: Cross multiply
    118,016.20x = 176,829.90 × 58,724.20
  4. Step 4: Simplify right side
    118,016.20x = 10,384,194,413.58
  5. Step 5: Solve for x
    x = 10,384,194,413.58/118,016.20
  6. Step 6: Final answer
    x = 87,989.57

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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.