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Finding the Fourth Proportional to 73,499.84, 101,437.31 and 43,294.67

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Solution

The fourth proportional to 73,499.84, 101,437.31 and 43,294.67 is: 59,751.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,499.84 : 101,437.31 = 43,294.67 : x
  2. Step 2: Convert to fraction form
    73,499.84/101,437.31 = 43,294.67/x
  3. Step 3: Cross multiply
    73,499.84x = 101,437.31 × 43,294.67
  4. Step 4: Simplify right side
    73,499.84x = 4,391,694,862.14
  5. Step 5: Solve for x
    x = 4,391,694,862.14/73,499.84
  6. Step 6: Final answer
    x = 59,751.08

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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.