Home / 68,695.45-94,752.38-48,320.73

Finding the Fourth Proportional to 68,695.45, 94,752.38 and 48,320.73

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Solution

The fourth proportional to 68,695.45, 94,752.38 and 48,320.73 is: 66,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,695.45 : 94,752.38 = 48,320.73 : x
  2. Step 2: Convert to fraction form
    68,695.45/94,752.38 = 48,320.73/x
  3. Step 3: Cross multiply
    68,695.45x = 94,752.38 × 48,320.73
  4. Step 4: Simplify right side
    68,695.45x = 4,578,504,291.64
  5. Step 5: Solve for x
    x = 4,578,504,291.64/68,695.45
  6. Step 6: Final answer
    x = 66,649.31

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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.