Home / 40,301.64-55,599-25,168.03

Finding the Fourth Proportional to 40,301.64, 55,599 and 25,168.03

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Solution

The fourth proportional to 40,301.64, 55,599 and 25,168.03 is: 34,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,301.64 : 55,599 = 25,168.03 : x
  2. Step 2: Convert to fraction form
    40,301.64/55,599 = 25,168.03/x
  3. Step 3: Cross multiply
    40,301.64x = 55,599 × 25,168.03
  4. Step 4: Simplify right side
    40,301.64x = 1,399,317,299.97
  5. Step 5: Solve for x
    x = 1,399,317,299.97/40,301.64
  6. Step 6: Final answer
    x = 34,721.10

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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.