Home / 39,229.74-54,136.89-23,106.42

Finding the Fourth Proportional to 39,229.74, 54,136.89 and 23,106.42

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Solution

The fourth proportional to 39,229.74, 54,136.89 and 23,106.42 is: 31,886.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,229.74 : 54,136.89 = 23,106.42 : x
  2. Step 2: Convert to fraction form
    39,229.74/54,136.89 = 23,106.42/x
  3. Step 3: Cross multiply
    39,229.74x = 54,136.89 × 23,106.42
  4. Step 4: Simplify right side
    39,229.74x = 1,250,909,717.83
  5. Step 5: Solve for x
    x = 1,250,909,717.83/39,229.74
  6. Step 6: Final answer
    x = 31,886.77

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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.