Home / 226,394.18-312,519.75-152,822.66

Finding the Fourth Proportional to 226,394.18, 312,519.75 and 152,822.66

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Solution

The fourth proportional to 226,394.18, 312,519.75 and 152,822.66 is: 210,959.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,394.18 : 312,519.75 = 152,822.66 : x
  2. Step 2: Convert to fraction form
    226,394.18/312,519.75 = 152,822.66/x
  3. Step 3: Cross multiply
    226,394.18x = 312,519.75 × 152,822.66
  4. Step 4: Simplify right side
    226,394.18x = 47,760,099,497.54
  5. Step 5: Solve for x
    x = 47,760,099,497.54/226,394.18
  6. Step 6: Final answer
    x = 210,959.93

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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.