Home / 39,325.69-54,288.12-25,186.87

Finding the Fourth Proportional to 39,325.69, 54,288.12 and 25,186.87

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Solution

The fourth proportional to 39,325.69, 54,288.12 and 25,186.87 is: 34,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,325.69 : 54,288.12 = 25,186.87 : x
  2. Step 2: Convert to fraction form
    39,325.69/54,288.12 = 25,186.87/x
  3. Step 3: Cross multiply
    39,325.69x = 54,288.12 × 25,186.87
  4. Step 4: Simplify right side
    39,325.69x = 1,367,347,820.98
  5. Step 5: Solve for x
    x = 1,367,347,820.98/39,325.69
  6. Step 6: Final answer
    x = 34,769.84

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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.