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Finding the Fourth Proportional to 62,499.98, 93,779.81 and 29,215.20

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Solution

The fourth proportional to 62,499.98, 93,779.81 and 29,215.20 is: 43,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,499.98 : 93,779.81 = 29,215.20 : x
  2. Step 2: Convert to fraction form
    62,499.98/93,779.81 = 29,215.20/x
  3. Step 3: Cross multiply
    62,499.98x = 93,779.81 × 29,215.20
  4. Step 4: Simplify right side
    62,499.98x = 2,739,796,110.71
  5. Step 5: Solve for x
    x = 2,739,796,110.71/62,499.98
  6. Step 6: Final answer
    x = 43,836.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.