Home / 39,212.76-54,120.78-23,306.16

Finding the Fourth Proportional to 39,212.76, 54,120.78 and 23,306.16

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Solution

The fourth proportional to 39,212.76, 54,120.78 and 23,306.16 is: 32,166.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,212.76 : 54,120.78 = 23,306.16 : x
  2. Step 2: Convert to fraction form
    39,212.76/54,120.78 = 23,306.16/x
  3. Step 3: Cross multiply
    39,212.76x = 54,120.78 × 23,306.16
  4. Step 4: Simplify right side
    39,212.76x = 1,261,347,558.00
  5. Step 5: Solve for x
    x = 1,261,347,558.00/39,212.76
  6. Step 6: Final answer
    x = 32,166.76

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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.