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Finding the Fourth Proportional to 73,357.02, 101,231.91 and 39,823.02

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Solution

The fourth proportional to 73,357.02, 101,231.91 and 39,823.02 is: 54,955.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,357.02 : 101,231.91 = 39,823.02 : x
  2. Step 2: Convert to fraction form
    73,357.02/101,231.91 = 39,823.02/x
  3. Step 3: Cross multiply
    73,357.02x = 101,231.91 × 39,823.02
  4. Step 4: Simplify right side
    73,357.02x = 4,031,360,376.57
  5. Step 5: Solve for x
    x = 4,031,360,376.57/73,357.02
  6. Step 6: Final answer
    x = 54,955.35

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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.