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Finding the Fourth Proportional to 195,149.76, 293,191.68 and 125,165.76

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Solution

The fourth proportional to 195,149.76, 293,191.68 and 125,165.76 is: 188,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,149.76 : 293,191.68 = 125,165.76 : x
  2. Step 2: Convert to fraction form
    195,149.76/293,191.68 = 125,165.76/x
  3. Step 3: Cross multiply
    195,149.76x = 293,191.68 × 125,165.76
  4. Step 4: Simplify right side
    195,149.76x = 36,697,559,452.88
  5. Step 5: Solve for x
    x = 36,697,559,452.88/195,149.76
  6. Step 6: Final answer
    x = 188,048.19

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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.