Home / 74,680.89-112,021.33-22,086.27

Finding the Fourth Proportional to 74,680.89, 112,021.33 and 22,086.27

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Solution

The fourth proportional to 74,680.89, 112,021.33 and 22,086.27 is: 33,129.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,680.89 : 112,021.33 = 22,086.27 : x
  2. Step 2: Convert to fraction form
    74,680.89/112,021.33 = 22,086.27/x
  3. Step 3: Cross multiply
    74,680.89x = 112,021.33 × 22,086.27
  4. Step 4: Simplify right side
    74,680.89x = 2,474,133,326.34
  5. Step 5: Solve for x
    x = 2,474,133,326.34/74,680.89
  6. Step 6: Final answer
    x = 33,129.41

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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.