Home / 296,056.20-444,083.76-85,693.80

Finding the Fourth Proportional to 296,056.20, 444,083.76 and 85,693.80

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Solution

The fourth proportional to 296,056.20, 444,083.76 and 85,693.80 is: 128,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,056.20 : 444,083.76 = 85,693.80 : x
  2. Step 2: Convert to fraction form
    296,056.20/444,083.76 = 85,693.80/x
  3. Step 3: Cross multiply
    296,056.20x = 444,083.76 × 85,693.80
  4. Step 4: Simplify right side
    296,056.20x = 38,055,224,912.69
  5. Step 5: Solve for x
    x = 38,055,224,912.69/296,056.20
  6. Step 6: Final answer
    x = 128,540.54

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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.