Home / 40,550.64-55,940.46-25,435.72

Finding the Fourth Proportional to 40,550.64, 55,940.46 and 25,435.72

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Solution

The fourth proportional to 40,550.64, 55,940.46 and 25,435.72 is: 35,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,550.64 : 55,940.46 = 25,435.72 : x
  2. Step 2: Convert to fraction form
    40,550.64/55,940.46 = 25,435.72/x
  3. Step 3: Cross multiply
    40,550.64x = 55,940.46 × 25,435.72
  4. Step 4: Simplify right side
    40,550.64x = 1,422,885,877.23
  5. Step 5: Solve for x
    x = 1,422,885,877.23/40,550.64
  6. Step 6: Final answer
    x = 35,089.11

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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.