Home / 39,651.48-54,721.56-26,199.12

Finding the Fourth Proportional to 39,651.48, 54,721.56 and 26,199.12

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Solution

The fourth proportional to 39,651.48, 54,721.56 and 26,199.12 is: 36,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,651.48 : 54,721.56 = 26,199.12 : x
  2. Step 2: Convert to fraction form
    39,651.48/54,721.56 = 26,199.12/x
  3. Step 3: Cross multiply
    39,651.48x = 54,721.56 × 26,199.12
  4. Step 4: Simplify right side
    39,651.48x = 1,433,656,717.03
  5. Step 5: Solve for x
    x = 1,433,656,717.03/39,651.48
  6. Step 6: Final answer
    x = 36,156.45

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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.