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Finding the Fourth Proportional to 70,244.92, 105,367.38 and 23,498.20

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Solution

The fourth proportional to 70,244.92, 105,367.38 and 23,498.20 is: 35,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,244.92 : 105,367.38 = 23,498.20 : x
  2. Step 2: Convert to fraction form
    70,244.92/105,367.38 = 23,498.20/x
  3. Step 3: Cross multiply
    70,244.92x = 105,367.38 × 23,498.20
  4. Step 4: Simplify right side
    70,244.92x = 2,475,943,768.72
  5. Step 5: Solve for x
    x = 2,475,943,768.72/70,244.92
  6. Step 6: Final answer
    x = 35,247.30

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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.