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Finding the Fourth Proportional to 173,434.76, 260,195.78 and 48,775.76

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Solution

The fourth proportional to 173,434.76, 260,195.78 and 48,775.76 is: 73,175.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,434.76 : 260,195.78 = 48,775.76 : x
  2. Step 2: Convert to fraction form
    173,434.76/260,195.78 = 48,775.76/x
  3. Step 3: Cross multiply
    173,434.76x = 260,195.78 × 48,775.76
  4. Step 4: Simplify right side
    173,434.76x = 12,691,246,918.29
  5. Step 5: Solve for x
    x = 12,691,246,918.29/173,434.76
  6. Step 6: Final answer
    x = 73,175.91

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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.