Home / 39,218.34-54,084.06-25,800.96

Finding the Fourth Proportional to 39,218.34, 54,084.06 and 25,800.96

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Solution

The fourth proportional to 39,218.34, 54,084.06 and 25,800.96 is: 35,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,218.34 : 54,084.06 = 25,800.96 : x
  2. Step 2: Convert to fraction form
    39,218.34/54,084.06 = 25,800.96/x
  3. Step 3: Cross multiply
    39,218.34x = 54,084.06 × 25,800.96
  4. Step 4: Simplify right side
    39,218.34x = 1,395,420,668.70
  5. Step 5: Solve for x
    x = 1,395,420,668.70/39,218.34
  6. Step 6: Final answer
    x = 35,580.82

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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.