Home / 34,750.90-52,114.20-18,105.40

Finding the Fourth Proportional to 34,750.90, 52,114.20 and 18,105.40

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Solution

The fourth proportional to 34,750.90, 52,114.20 and 18,105.40 is: 27,151.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,750.90 : 52,114.20 = 18,105.40 : x
  2. Step 2: Convert to fraction form
    34,750.90/52,114.20 = 18,105.40/x
  3. Step 3: Cross multiply
    34,750.90x = 52,114.20 × 18,105.40
  4. Step 4: Simplify right side
    34,750.90x = 943,548,436.68
  5. Step 5: Solve for x
    x = 943,548,436.68/34,750.90
  6. Step 6: Final answer
    x = 27,151.77

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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.