Home / 226,766.88-312,833.59-146,220.28

Finding the Fourth Proportional to 226,766.88, 312,833.59 and 146,220.28

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Solution

The fourth proportional to 226,766.88, 312,833.59 and 146,220.28 is: 201,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,766.88 : 312,833.59 = 146,220.28 : x
  2. Step 2: Convert to fraction form
    226,766.88/312,833.59 = 146,220.28/x
  3. Step 3: Cross multiply
    226,766.88x = 312,833.59 × 146,220.28
  4. Step 4: Simplify right side
    226,766.88x = 45,742,612,827.94
  5. Step 5: Solve for x
    x = 45,742,612,827.94/226,766.88
  6. Step 6: Final answer
    x = 201,716.46

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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.