Home / 170,527.44-255,572.25-81,647.76

Finding the Fourth Proportional to 170,527.44, 255,572.25 and 81,647.76

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Solution

The fourth proportional to 170,527.44, 255,572.25 and 81,647.76 is: 122,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,527.44 : 255,572.25 = 81,647.76 : x
  2. Step 2: Convert to fraction form
    170,527.44/255,572.25 = 81,647.76/x
  3. Step 3: Cross multiply
    170,527.44x = 255,572.25 × 81,647.76
  4. Step 4: Simplify right side
    170,527.44x = 20,866,901,730.66
  5. Step 5: Solve for x
    x = 20,866,901,730.66/170,527.44
  6. Step 6: Final answer
    x = 122,366.83

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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.