Home / 155,217.09-233,862.83-140,241.61

Finding the Fourth Proportional to 155,217.09, 233,862.83 and 140,241.61

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Solution

The fourth proportional to 155,217.09, 233,862.83 and 140,241.61 is: 211,299.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,217.09 : 233,862.83 = 140,241.61 : x
  2. Step 2: Convert to fraction form
    155,217.09/233,862.83 = 140,241.61/x
  3. Step 3: Cross multiply
    155,217.09x = 233,862.83 × 140,241.61
  4. Step 4: Simplify right side
    155,217.09x = 32,797,299,915.38
  5. Step 5: Solve for x
    x = 32,797,299,915.38/155,217.09
  6. Step 6: Final answer
    x = 211,299.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.