Home / 175,328.20-263,381.10-168,243.40

Finding the Fourth Proportional to 175,328.20, 263,381.10 and 168,243.40

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Solution

The fourth proportional to 175,328.20, 263,381.10 and 168,243.40 is: 252,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,328.20 : 263,381.10 = 168,243.40 : x
  2. Step 2: Convert to fraction form
    175,328.20/263,381.10 = 168,243.40/x
  3. Step 3: Cross multiply
    175,328.20x = 263,381.10 × 168,243.40
  4. Step 4: Simplify right side
    175,328.20x = 44,312,131,759.74
  5. Step 5: Solve for x
    x = 44,312,131,759.74/175,328.20
  6. Step 6: Final answer
    x = 252,738.19

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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.