Home / 68,631.06-94,723.11-49,822.86

Finding the Fourth Proportional to 68,631.06, 94,723.11 and 49,822.86

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Solution

The fourth proportional to 68,631.06, 94,723.11 and 49,822.86 is: 68,764.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,631.06 : 94,723.11 = 49,822.86 : x
  2. Step 2: Convert to fraction form
    68,631.06/94,723.11 = 49,822.86/x
  3. Step 3: Cross multiply
    68,631.06x = 94,723.11 × 49,822.86
  4. Step 4: Simplify right side
    68,631.06x = 4,719,376,248.29
  5. Step 5: Solve for x
    x = 4,719,376,248.29/68,631.06
  6. Step 6: Final answer
    x = 68,764.44

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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.