Home / 40,203.45-55,480.01-22,054.25

Finding the Fourth Proportional to 40,203.45, 55,480.01 and 22,054.25

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Solution

The fourth proportional to 40,203.45, 55,480.01 and 22,054.25 is: 30,434.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,203.45 : 55,480.01 = 22,054.25 : x
  2. Step 2: Convert to fraction form
    40,203.45/55,480.01 = 22,054.25/x
  3. Step 3: Cross multiply
    40,203.45x = 55,480.01 × 22,054.25
  4. Step 4: Simplify right side
    40,203.45x = 1,223,569,900.27
  5. Step 5: Solve for x
    x = 1,223,569,900.27/40,203.45
  6. Step 6: Final answer
    x = 30,434.45

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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.