Home / 72,743.04-100,349.82-44,399.52

Finding the Fourth Proportional to 72,743.04, 100,349.82 and 44,399.52

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Solution

The fourth proportional to 72,743.04, 100,349.82 and 44,399.52 is: 61,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,743.04 : 100,349.82 = 44,399.52 : x
  2. Step 2: Convert to fraction form
    72,743.04/100,349.82 = 44,399.52/x
  3. Step 3: Cross multiply
    72,743.04x = 100,349.82 × 44,399.52
  4. Step 4: Simplify right side
    72,743.04x = 4,455,483,840.09
  5. Step 5: Solve for x
    x = 4,455,483,840.09/72,743.04
  6. Step 6: Final answer
    x = 61,249.62

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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.