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Finding the Fourth Proportional to 73,303.83, 101,136.09 and 43,079.49

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Solution

The fourth proportional to 73,303.83, 101,136.09 and 43,079.49 is: 59,436.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,303.83 : 101,136.09 = 43,079.49 : x
  2. Step 2: Convert to fraction form
    73,303.83/101,136.09 = 43,079.49/x
  3. Step 3: Cross multiply
    73,303.83x = 101,136.09 × 43,079.49
  4. Step 4: Simplify right side
    73,303.83x = 4,356,891,177.79
  5. Step 5: Solve for x
    x = 4,356,891,177.79/73,303.83
  6. Step 6: Final answer
    x = 59,436.06

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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.