Home / 73,587.34-101,552.70-52,115.50

Finding the Fourth Proportional to 73,587.34, 101,552.70 and 52,115.50

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Solution

The fourth proportional to 73,587.34, 101,552.70 and 52,115.50 is: 71,920.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,587.34 : 101,552.70 = 52,115.50 : x
  2. Step 2: Convert to fraction form
    73,587.34/101,552.70 = 52,115.50/x
  3. Step 3: Cross multiply
    73,587.34x = 101,552.70 × 52,115.50
  4. Step 4: Simplify right side
    73,587.34x = 5,292,469,736.85
  5. Step 5: Solve for x
    x = 5,292,469,736.85/73,587.34
  6. Step 6: Final answer
    x = 71,920.93

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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.