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Finding the Fourth Proportional to 173,750.40, 260,625.60 and 49,091.40

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Solution

The fourth proportional to 173,750.40, 260,625.60 and 49,091.40 is: 73,637.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,750.40 : 260,625.60 = 49,091.40 : x
  2. Step 2: Convert to fraction form
    173,750.40/260,625.60 = 49,091.40/x
  3. Step 3: Cross multiply
    173,750.40x = 260,625.60 × 49,091.40
  4. Step 4: Simplify right side
    173,750.40x = 12,794,475,579.84
  5. Step 5: Solve for x
    x = 12,794,475,579.84/173,750.40
  6. Step 6: Final answer
    x = 73,637.10

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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.