Home / 68,511.69-94,544.15-38,297.07

Finding the Fourth Proportional to 68,511.69, 94,544.15 and 38,297.07

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Solution

The fourth proportional to 68,511.69, 94,544.15 and 38,297.07 is: 52,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,511.69 : 94,544.15 = 38,297.07 : x
  2. Step 2: Convert to fraction form
    68,511.69/94,544.15 = 38,297.07/x
  3. Step 3: Cross multiply
    68,511.69x = 94,544.15 × 38,297.07
  4. Step 4: Simplify right side
    68,511.69x = 3,620,763,739.16
  5. Step 5: Solve for x
    x = 3,620,763,739.16/68,511.69
  6. Step 6: Final answer
    x = 52,848.85

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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.