Home / 174,843.04-262,381.20-90,680.80

Finding the Fourth Proportional to 174,843.04, 262,381.20 and 90,680.80

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Solution

The fourth proportional to 174,843.04, 262,381.20 and 90,680.80 is: 136,081.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,843.04 : 262,381.20 = 90,680.80 : x
  2. Step 2: Convert to fraction form
    174,843.04/262,381.20 = 90,680.80/x
  3. Step 3: Cross multiply
    174,843.04x = 262,381.20 × 90,680.80
  4. Step 4: Simplify right side
    174,843.04x = 23,792,937,120.96
  5. Step 5: Solve for x
    x = 23,792,937,120.96/174,843.04
  6. Step 6: Final answer
    x = 136,081.69

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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.