Home / 39,311.25-54,283.23-38,040.27

Finding the Fourth Proportional to 39,311.25, 54,283.23 and 38,040.27

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Solution

The fourth proportional to 39,311.25, 54,283.23 and 38,040.27 is: 52,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.25 : 54,283.23 = 38,040.27 : x
  2. Step 2: Convert to fraction form
    39,311.25/54,283.23 = 38,040.27/x
  3. Step 3: Cross multiply
    39,311.25x = 54,283.23 × 38,040.27
  4. Step 4: Simplify right side
    39,311.25x = 2,064,948,725.67
  5. Step 5: Solve for x
    x = 2,064,948,725.67/39,311.25
  6. Step 6: Final answer
    x = 52,528.19

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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.