Home / 247,496.45-371,185.16-114,248.70

Finding the Fourth Proportional to 247,496.45, 371,185.16 and 114,248.70

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Solution

The fourth proportional to 247,496.45, 371,185.16 and 114,248.70 is: 171,345.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,496.45 : 371,185.16 = 114,248.70 : x
  2. Step 2: Convert to fraction form
    247,496.45/371,185.16 = 114,248.70/x
  3. Step 3: Cross multiply
    247,496.45x = 371,185.16 × 114,248.70
  4. Step 4: Simplify right side
    247,496.45x = 42,407,421,418.05
  5. Step 5: Solve for x
    x = 42,407,421,418.05/247,496.45
  6. Step 6: Final answer
    x = 171,345.58

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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.