Home / 261,423.20-360,763.00-146,701.55

Finding the Fourth Proportional to 261,423.20, 360,763.00 and 146,701.55

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Solution

The fourth proportional to 261,423.20, 360,763.00 and 146,701.55 is: 202,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,423.20 : 360,763.00 = 146,701.55 : x
  2. Step 2: Convert to fraction form
    261,423.20/360,763.00 = 146,701.55/x
  3. Step 3: Cross multiply
    261,423.20x = 360,763.00 × 146,701.55
  4. Step 4: Simplify right side
    261,423.20x = 52,924,491,817.80
  5. Step 5: Solve for x
    x = 52,924,491,817.80/261,423.20
  6. Step 6: Final answer
    x = 202,447.57

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1.5x scale

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.