Home / 73,629.50-110,444.25-18,225.50

Finding the Fourth Proportional to 73,629.50, 110,444.25 and 18,225.50

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Solution

The fourth proportional to 73,629.50, 110,444.25 and 18,225.50 is: 27,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,629.50 : 110,444.25 = 18,225.50 : x
  2. Step 2: Convert to fraction form
    73,629.50/110,444.25 = 18,225.50/x
  3. Step 3: Cross multiply
    73,629.50x = 110,444.25 × 18,225.50
  4. Step 4: Simplify right side
    73,629.50x = 2,012,901,678.38
  5. Step 5: Solve for x
    x = 2,012,901,678.38/73,629.50
  6. Step 6: Final answer
    x = 27,338.25

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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.