Home / 40,150.25-55,433.33-25,816.50

Finding the Fourth Proportional to 40,150.25, 55,433.33 and 25,816.50

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Solution

The fourth proportional to 40,150.25, 55,433.33 and 25,816.50 is: 35,643.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.25 : 55,433.33 = 25,816.50 : x
  2. Step 2: Convert to fraction form
    40,150.25/55,433.33 = 25,816.50/x
  3. Step 3: Cross multiply
    40,150.25x = 55,433.33 × 25,816.50
  4. Step 4: Simplify right side
    40,150.25x = 1,431,094,434.86
  5. Step 5: Solve for x
    x = 1,431,094,434.86/40,150.25
  6. Step 6: Final answer
    x = 35,643.48

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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.