Home / 247,382.75-341,388.33-134,205.50

Finding the Fourth Proportional to 247,382.75, 341,388.33 and 134,205.50

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Solution

The fourth proportional to 247,382.75, 341,388.33 and 134,205.50 is: 185,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,382.75 : 341,388.33 = 134,205.50 : x
  2. Step 2: Convert to fraction form
    247,382.75/341,388.33 = 134,205.50/x
  3. Step 3: Cross multiply
    247,382.75x = 341,388.33 × 134,205.50
  4. Step 4: Simplify right side
    247,382.75x = 45,816,191,521.82
  5. Step 5: Solve for x
    x = 45,816,191,521.82/247,382.75
  6. Step 6: Final answer
    x = 185,203.66

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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.