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Finding the Fourth Proportional to 59,787.25, 89,693.52 and 19,803.97

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Solution

The fourth proportional to 59,787.25, 89,693.52 and 19,803.97 is: 29,710.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,787.25 : 89,693.52 = 19,803.97 : x
  2. Step 2: Convert to fraction form
    59,787.25/89,693.52 = 19,803.97/x
  3. Step 3: Cross multiply
    59,787.25x = 89,693.52 × 19,803.97
  4. Step 4: Simplify right side
    59,787.25x = 1,776,287,676.26
  5. Step 5: Solve for x
    x = 1,776,287,676.26/59,787.25
  6. Step 6: Final answer
    x = 29,710.14

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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.