Home / 39,206.18-54,126.96-25,816.34

Finding the Fourth Proportional to 39,206.18, 54,126.96 and 25,816.34

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Solution

The fourth proportional to 39,206.18, 54,126.96 and 25,816.34 is: 35,641.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,206.18 : 54,126.96 = 25,816.34 : x
  2. Step 2: Convert to fraction form
    39,206.18/54,126.96 = 25,816.34/x
  3. Step 3: Cross multiply
    39,206.18x = 54,126.96 × 25,816.34
  4. Step 4: Simplify right side
    39,206.18x = 1,397,360,002.53
  5. Step 5: Solve for x
    x = 1,397,360,002.53/39,206.18
  6. Step 6: Final answer
    x = 35,641.32

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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.