Home / 253,834.43-350,290.78-140,657.18

Finding the Fourth Proportional to 253,834.43, 350,290.78 and 140,657.18

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Solution

The fourth proportional to 253,834.43, 350,290.78 and 140,657.18 is: 194,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,834.43 : 350,290.78 = 140,657.18 : x
  2. Step 2: Convert to fraction form
    253,834.43/350,290.78 = 140,657.18/x
  3. Step 3: Cross multiply
    253,834.43x = 350,290.78 × 140,657.18
  4. Step 4: Simplify right side
    253,834.43x = 49,270,911,191.70
  5. Step 5: Solve for x
    x = 49,270,911,191.70/253,834.43
  6. Step 6: Final answer
    x = 194,106.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.