Home / 54,107.08-74,668.14-30,234.76

Finding the Fourth Proportional to 54,107.08, 74,668.14 and 30,234.76

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Solution

The fourth proportional to 54,107.08, 74,668.14 and 30,234.76 is: 41,724.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,107.08 : 74,668.14 = 30,234.76 : x
  2. Step 2: Convert to fraction form
    54,107.08/74,668.14 = 30,234.76/x
  3. Step 3: Cross multiply
    54,107.08x = 74,668.14 × 30,234.76
  4. Step 4: Simplify right side
    54,107.08x = 2,257,573,292.55
  5. Step 5: Solve for x
    x = 2,257,573,292.55/54,107.08
  6. Step 6: Final answer
    x = 41,724.18

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Double scale
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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.