Home / 39,433.88-59,238.30-38,189.72

Finding the Fourth Proportional to 39,433.88, 59,238.30 and 38,189.72

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Solution

The fourth proportional to 39,433.88, 59,238.30 and 38,189.72 is: 57,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,433.88 : 59,238.30 = 38,189.72 : x
  2. Step 2: Convert to fraction form
    39,433.88/59,238.30 = 38,189.72/x
  3. Step 3: Cross multiply
    39,433.88x = 59,238.30 × 38,189.72
  4. Step 4: Simplify right side
    39,433.88x = 2,262,294,090.28
  5. Step 5: Solve for x
    x = 2,262,294,090.28/39,433.88
  6. Step 6: Final answer
    x = 57,369.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.