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Finding the Fourth Proportional to 169,352.97, 254,029.45 and 57,023.78

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Solution

The fourth proportional to 169,352.97, 254,029.45 and 57,023.78 is: 85,535.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,352.97 : 254,029.45 = 57,023.78 : x
  2. Step 2: Convert to fraction form
    169,352.97/254,029.45 = 57,023.78/x
  3. Step 3: Cross multiply
    169,352.97x = 254,029.45 × 57,023.78
  4. Step 4: Simplify right side
    169,352.97x = 14,485,719,612.88
  5. Step 5: Solve for x
    x = 14,485,719,612.88/169,352.97
  6. Step 6: Final answer
    x = 85,535.67

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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.