Home / 40,438.71-55,801.71-26,119.33

Finding the Fourth Proportional to 40,438.71, 55,801.71 and 26,119.33

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Solution

The fourth proportional to 40,438.71, 55,801.71 and 26,119.33 is: 36,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,438.71 : 55,801.71 = 26,119.33 : x
  2. Step 2: Convert to fraction form
    40,438.71/55,801.71 = 26,119.33/x
  3. Step 3: Cross multiply
    40,438.71x = 55,801.71 × 26,119.33
  4. Step 4: Simplify right side
    40,438.71x = 1,457,503,138.55
  5. Step 5: Solve for x
    x = 1,457,503,138.55/40,438.71
  6. Step 6: Final answer
    x = 36,042.28

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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.