Home / 134,171.29-201,286.10-40,684.33

Finding the Fourth Proportional to 134,171.29, 201,286.10 and 40,684.33

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Solution

The fourth proportional to 134,171.29, 201,286.10 and 40,684.33 is: 61,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,171.29 : 201,286.10 = 40,684.33 : x
  2. Step 2: Convert to fraction form
    134,171.29/201,286.10 = 40,684.33/x
  3. Step 3: Cross multiply
    134,171.29x = 201,286.10 × 40,684.33
  4. Step 4: Simplify right side
    134,171.29x = 8,189,190,116.81
  5. Step 5: Solve for x
    x = 8,189,190,116.81/134,171.29
  6. Step 6: Final answer
    x = 61,035.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.