Home / 73,318.86-101,174.94-43,105.50

Finding the Fourth Proportional to 73,318.86, 101,174.94 and 43,105.50

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Solution

The fourth proportional to 73,318.86, 101,174.94 and 43,105.50 is: 59,482.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,318.86 : 101,174.94 = 43,105.50 : x
  2. Step 2: Convert to fraction form
    73,318.86/101,174.94 = 43,105.50/x
  3. Step 3: Cross multiply
    73,318.86x = 101,174.94 × 43,105.50
  4. Step 4: Simplify right side
    73,318.86x = 4,361,196,376.17
  5. Step 5: Solve for x
    x = 4,361,196,376.17/73,318.86
  6. Step 6: Final answer
    x = 59,482.60

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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.