Home / 73,973.61-102,772.26-73,087.89

Finding the Fourth Proportional to 73,973.61, 102,772.26 and 73,087.89

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Solution

The fourth proportional to 73,973.61, 102,772.26 and 73,087.89 is: 101,541.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,973.61 : 102,772.26 = 73,087.89 : x
  2. Step 2: Convert to fraction form
    73,973.61/102,772.26 = 73,087.89/x
  3. Step 3: Cross multiply
    73,973.61x = 102,772.26 × 73,087.89
  4. Step 4: Simplify right side
    73,973.61x = 7,511,407,633.93
  5. Step 5: Solve for x
    x = 7,511,407,633.93/73,973.61
  6. Step 6: Final answer
    x = 101,541.72

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.