Home / 39,905.20-55,067.52-23,552.32

Finding the Fourth Proportional to 39,905.20, 55,067.52 and 23,552.32

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Solution

The fourth proportional to 39,905.20, 55,067.52 and 23,552.32 is: 32,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,905.20 : 55,067.52 = 23,552.32 : x
  2. Step 2: Convert to fraction form
    39,905.20/55,067.52 = 23,552.32/x
  3. Step 3: Cross multiply
    39,905.20x = 55,067.52 × 23,552.32
  4. Step 4: Simplify right side
    39,905.20x = 1,296,967,852.65
  5. Step 5: Solve for x
    x = 1,296,967,852.65/39,905.20
  6. Step 6: Final answer
    x = 32,501.22

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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.