Home / 247,669.27-371,507.32-70,176.11

Finding the Fourth Proportional to 247,669.27, 371,507.32 and 70,176.11

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Solution

The fourth proportional to 247,669.27, 371,507.32 and 70,176.11 is: 105,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,669.27 : 371,507.32 = 70,176.11 : x
  2. Step 2: Convert to fraction form
    247,669.27/371,507.32 = 70,176.11/x
  3. Step 3: Cross multiply
    247,669.27x = 371,507.32 × 70,176.11
  4. Step 4: Simplify right side
    247,669.27x = 26,070,936,521.15
  5. Step 5: Solve for x
    x = 26,070,936,521.15/247,669.27
  6. Step 6: Final answer
    x = 105,265.13

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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.