Home / 245,733.28-368,600.06-68,240.30

Finding the Fourth Proportional to 245,733.28, 368,600.06 and 68,240.30

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Solution

The fourth proportional to 245,733.28, 368,600.06 and 68,240.30 is: 102,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,733.28 : 368,600.06 = 68,240.30 : x
  2. Step 2: Convert to fraction form
    245,733.28/368,600.06 = 68,240.30/x
  3. Step 3: Cross multiply
    245,733.28x = 368,600.06 × 68,240.30
  4. Step 4: Simplify right side
    245,733.28x = 25,153,377,002.02
  5. Step 5: Solve for x
    x = 25,153,377,002.02/245,733.28
  6. Step 6: Final answer
    x = 102,360.48

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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.