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Finding the Fourth Proportional to 73,369.06, 101,248.59 and 39,835.06

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Solution

The fourth proportional to 73,369.06, 101,248.59 and 39,835.06 is: 54,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,369.06 : 101,248.59 = 39,835.06 : x
  2. Step 2: Convert to fraction form
    73,369.06/101,248.59 = 39,835.06/x
  3. Step 3: Cross multiply
    73,369.06x = 101,248.59 × 39,835.06
  4. Step 4: Simplify right side
    73,369.06x = 4,033,243,657.57
  5. Step 5: Solve for x
    x = 4,033,243,657.57/73,369.06
  6. Step 6: Final answer
    x = 54,972.00

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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.