Home / 227,264.93-313,623.47-123,899.11

Finding the Fourth Proportional to 227,264.93, 313,623.47 and 123,899.11

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Solution

The fourth proportional to 227,264.93, 313,623.47 and 123,899.11 is: 170,979.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,264.93 : 313,623.47 = 123,899.11 : x
  2. Step 2: Convert to fraction form
    227,264.93/313,623.47 = 123,899.11/x
  3. Step 3: Cross multiply
    227,264.93x = 313,623.47 × 123,899.11
  4. Step 4: Simplify right side
    227,264.93x = 38,857,668,808.11
  5. Step 5: Solve for x
    x = 38,857,668,808.11/227,264.93
  6. Step 6: Final answer
    x = 170,979.61

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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.