Home / 245,625.48-368,438.22-68,132.49

Finding the Fourth Proportional to 245,625.48, 368,438.22 and 68,132.49

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Solution

The fourth proportional to 245,625.48, 368,438.22 and 68,132.49 is: 102,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,625.48 : 368,438.22 = 68,132.49 : x
  2. Step 2: Convert to fraction form
    245,625.48/368,438.22 = 68,132.49/x
  3. Step 3: Cross multiply
    245,625.48x = 368,438.22 × 68,132.49
  4. Step 4: Simplify right side
    245,625.48x = 25,102,613,339.77
  5. Step 5: Solve for x
    x = 25,102,613,339.77/245,625.48
  6. Step 6: Final answer
    x = 102,198.74

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1.5x scale

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.