Home / 57,328.20-85,862.70-34,000.20

Finding the Fourth Proportional to 57,328.20, 85,862.70 and 34,000.20

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Solution

The fourth proportional to 57,328.20, 85,862.70 and 34,000.20 is: 50,923.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,328.20 : 85,862.70 = 34,000.20 : x
  2. Step 2: Convert to fraction form
    57,328.20/85,862.70 = 34,000.20/x
  3. Step 3: Cross multiply
    57,328.20x = 85,862.70 × 34,000.20
  4. Step 4: Simplify right side
    57,328.20x = 2,919,348,972.54
  5. Step 5: Solve for x
    x = 2,919,348,972.54/57,328.20
  6. Step 6: Final answer
    x = 50,923.44

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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.