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Finding the Fourth Proportional to 53,101, 79,645.98 and 33,320.92

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Solution

The fourth proportional to 53,101, 79,645.98 and 33,320.92 is: 49,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,101 : 79,645.98 = 33,320.92 : x
  2. Step 2: Convert to fraction form
    53,101/79,645.98 = 33,320.92/x
  3. Step 3: Cross multiply
    53,101x = 79,645.98 × 33,320.92
  4. Step 4: Simplify right side
    53,101x = 2,653,877,327.90
  5. Step 5: Solve for x
    x = 2,653,877,327.90/53,101
  6. Step 6: Final answer
    x = 49,977.92

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