Home / 94,979.25-131,071.50-52,540.65

Finding the Fourth Proportional to 94,979.25, 131,071.50 and 52,540.65

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Solution

The fourth proportional to 94,979.25, 131,071.50 and 52,540.65 is: 72,506.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,979.25 : 131,071.50 = 52,540.65 : x
  2. Step 2: Convert to fraction form
    94,979.25/131,071.50 = 52,540.65/x
  3. Step 3: Cross multiply
    94,979.25x = 131,071.50 × 52,540.65
  4. Step 4: Simplify right side
    94,979.25x = 6,886,581,806.48
  5. Step 5: Solve for x
    x = 6,886,581,806.48/94,979.25
  6. Step 6: Final answer
    x = 72,506.17

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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.