Home / 226,857.48-340,335.42-69,081.80

Finding the Fourth Proportional to 226,857.48, 340,335.42 and 69,081.80

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Solution

The fourth proportional to 226,857.48, 340,335.42 and 69,081.80 is: 103,637.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,857.48 : 340,335.42 = 69,081.80 : x
  2. Step 2: Convert to fraction form
    226,857.48/340,335.42 = 69,081.80/x
  3. Step 3: Cross multiply
    226,857.48x = 340,335.42 × 69,081.80
  4. Step 4: Simplify right side
    226,857.48x = 23,510,983,417.36
  5. Step 5: Solve for x
    x = 23,510,983,417.36/226,857.48
  6. Step 6: Final answer
    x = 103,637.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.