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Finding the Fourth Proportional to 59,808.48, 89,696.51 and 30,243.48

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Solution

The fourth proportional to 59,808.48, 89,696.51 and 30,243.48 is: 45,357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,808.48 : 89,696.51 = 30,243.48 : x
  2. Step 2: Convert to fraction form
    59,808.48/89,696.51 = 30,243.48/x
  3. Step 3: Cross multiply
    59,808.48x = 89,696.51 × 30,243.48
  4. Step 4: Simplify right side
    59,808.48x = 2,712,734,606.25
  5. Step 5: Solve for x
    x = 2,712,734,606.25/59,808.48
  6. Step 6: Final answer
    x = 45,357.02

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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.