Home / 115,441.81-173,180.03-40,548.76

Finding the Fourth Proportional to 115,441.81, 173,180.03 and 40,548.76

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Solution

The fourth proportional to 115,441.81, 173,180.03 and 40,548.76 is: 60,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,441.81 : 173,180.03 = 40,548.76 : x
  2. Step 2: Convert to fraction form
    115,441.81/173,180.03 = 40,548.76/x
  3. Step 3: Cross multiply
    115,441.81x = 173,180.03 × 40,548.76
  4. Step 4: Simplify right side
    115,441.81x = 7,022,235,473.26
  5. Step 5: Solve for x
    x = 7,022,235,473.26/115,441.81
  6. Step 6: Final answer
    x = 60,829.22

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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.