Home / 247,731.75-371,596.08-70,238.76

Finding the Fourth Proportional to 247,731.75, 371,596.08 and 70,238.76

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Solution

The fourth proportional to 247,731.75, 371,596.08 and 70,238.76 is: 105,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,731.75 : 371,596.08 = 70,238.76 : x
  2. Step 2: Convert to fraction form
    247,731.75/371,596.08 = 70,238.76/x
  3. Step 3: Cross multiply
    247,731.75x = 371,596.08 × 70,238.76
  4. Step 4: Simplify right side
    247,731.75x = 26,100,447,880.06
  5. Step 5: Solve for x
    x = 26,100,447,880.06/247,731.75
  6. Step 6: Final answer
    x = 105,357.70

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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.