Home / 39,737.62-54,843.16-25,631.47

Finding the Fourth Proportional to 39,737.62, 54,843.16 and 25,631.47

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Solution

The fourth proportional to 39,737.62, 54,843.16 and 25,631.47 is: 35,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,737.62 : 54,843.16 = 25,631.47 : x
  2. Step 2: Convert to fraction form
    39,737.62/54,843.16 = 25,631.47/x
  3. Step 3: Cross multiply
    39,737.62x = 54,843.16 × 25,631.47
  4. Step 4: Simplify right side
    39,737.62x = 1,405,710,536.03
  5. Step 5: Solve for x
    x = 1,405,710,536.03/39,737.62
  6. Step 6: Final answer
    x = 35,374.81

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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.