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Finding the Fourth Proportional to 115,888.89, 173,833.35 and 63,269.67

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Solution

The fourth proportional to 115,888.89, 173,833.35 and 63,269.67 is: 94,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,888.89 : 173,833.35 = 63,269.67 : x
  2. Step 2: Convert to fraction form
    115,888.89/173,833.35 = 63,269.67/x
  3. Step 3: Cross multiply
    115,888.89x = 173,833.35 × 63,269.67
  4. Step 4: Simplify right side
    115,888.89x = 10,998,378,689.49
  5. Step 5: Solve for x
    x = 10,998,378,689.49/115,888.89
  6. Step 6: Final answer
    x = 94,904.51

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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.