Home / 39,145.05-53,993.41-24,991.51

Finding the Fourth Proportional to 39,145.05, 53,993.41 and 24,991.51

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Solution

The fourth proportional to 39,145.05, 53,993.41 and 24,991.51 is: 34,471.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,145.05 : 53,993.41 = 24,991.51 : x
  2. Step 2: Convert to fraction form
    39,145.05/53,993.41 = 24,991.51/x
  3. Step 3: Cross multiply
    39,145.05x = 53,993.41 × 24,991.51
  4. Step 4: Simplify right side
    39,145.05x = 1,349,376,845.95
  5. Step 5: Solve for x
    x = 1,349,376,845.95/39,145.05
  6. Step 6: Final answer
    x = 34,471.20

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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.