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Finding the Fourth Proportional to 173,248.40, 259,850.70 and 54,920.90

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Solution

The fourth proportional to 173,248.40, 259,850.70 and 54,920.90 is: 82,374.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,248.40 : 259,850.70 = 54,920.90 : x
  2. Step 2: Convert to fraction form
    173,248.40/259,850.70 = 54,920.90/x
  3. Step 3: Cross multiply
    173,248.40x = 259,850.70 × 54,920.90
  4. Step 4: Simplify right side
    173,248.40x = 14,271,234,309.63
  5. Step 5: Solve for x
    x = 14,271,234,309.63/173,248.40
  6. Step 6: Final answer
    x = 82,374.41

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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.