Home / 175,622.50-263,223.42-90,145.63

Finding the Fourth Proportional to 175,622.50, 263,223.42 and 90,145.63

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Solution

The fourth proportional to 175,622.50, 263,223.42 and 90,145.63 is: 135,110.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,622.50 : 263,223.42 = 90,145.63 : x
  2. Step 2: Convert to fraction form
    175,622.50/263,223.42 = 90,145.63/x
  3. Step 3: Cross multiply
    175,622.50x = 263,223.42 × 90,145.63
  4. Step 4: Simplify right side
    175,622.50x = 23,728,441,026.65
  5. Step 5: Solve for x
    x = 23,728,441,026.65/175,622.50
  6. Step 6: Final answer
    x = 135,110.48

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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.