Home / 40,055.36-55,277.85-25,908.20

Finding the Fourth Proportional to 40,055.36, 55,277.85 and 25,908.20

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Solution

The fourth proportional to 40,055.36, 55,277.85 and 25,908.20 is: 35,754.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.36 : 55,277.85 = 25,908.20 : x
  2. Step 2: Convert to fraction form
    40,055.36/55,277.85 = 25,908.20/x
  3. Step 3: Cross multiply
    40,055.36x = 55,277.85 × 25,908.20
  4. Step 4: Simplify right side
    40,055.36x = 1,432,149,593.37
  5. Step 5: Solve for x
    x = 1,432,149,593.37/40,055.36
  6. Step 6: Final answer
    x = 35,754.26

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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.