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Finding the Fourth Proportional to 247,993.84, 342,234.23 and 134,816.59

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Solution

The fourth proportional to 247,993.84, 342,234.23 and 134,816.59 is: 186,048.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,993.84 : 342,234.23 = 134,816.59 : x
  2. Step 2: Convert to fraction form
    247,993.84/342,234.23 = 134,816.59/x
  3. Step 3: Cross multiply
    247,993.84x = 342,234.23 × 134,816.59
  4. Step 4: Simplify right side
    247,993.84x = 46,138,852,185.04
  5. Step 5: Solve for x
    x = 46,138,852,185.04/247,993.84
  6. Step 6: Final answer
    x = 186,048.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.