Home / 39,395.77-54,596.15-38,648.14

Finding the Fourth Proportional to 39,395.77, 54,596.15 and 38,648.14

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Solution

The fourth proportional to 39,395.77, 54,596.15 and 38,648.14 is: 53,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.77 : 54,596.15 = 38,648.14 : x
  2. Step 2: Convert to fraction form
    39,395.77/54,596.15 = 38,648.14/x
  3. Step 3: Cross multiply
    39,395.77x = 54,596.15 × 38,648.14
  4. Step 4: Simplify right side
    39,395.77x = 2,110,039,572.56
  5. Step 5: Solve for x
    x = 2,110,039,572.56/39,395.77
  6. Step 6: Final answer
    x = 53,560.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.