Home / 164,649.92-247,087.06-75,904.16

Finding the Fourth Proportional to 164,649.92, 247,087.06 and 75,904.16

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Solution

The fourth proportional to 164,649.92, 247,087.06 and 75,904.16 is: 113,907.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,649.92 : 247,087.06 = 75,904.16 : x
  2. Step 2: Convert to fraction form
    164,649.92/247,087.06 = 75,904.16/x
  3. Step 3: Cross multiply
    164,649.92x = 247,087.06 × 75,904.16
  4. Step 4: Simplify right side
    164,649.92x = 18,754,934,310.97
  5. Step 5: Solve for x
    x = 18,754,934,310.97/164,649.92
  6. Step 6: Final answer
    x = 113,907.95

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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.