Home / 247,864.12-371,795.42-70,371.25

Finding the Fourth Proportional to 247,864.12, 371,795.42 and 70,371.25

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Solution

The fourth proportional to 247,864.12, 371,795.42 and 70,371.25 is: 105,556.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,864.12 : 371,795.42 = 70,371.25 : x
  2. Step 2: Convert to fraction form
    247,864.12/371,795.42 = 70,371.25/x
  3. Step 3: Cross multiply
    247,864.12x = 371,795.42 × 70,371.25
  4. Step 4: Simplify right side
    247,864.12x = 26,163,707,300.28
  5. Step 5: Solve for x
    x = 26,163,707,300.28/247,864.12
  6. Step 6: Final answer
    x = 105,556.66

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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.