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Finding the Fourth Proportional to 59,324.96, 88,990.40 and 17,768

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Solution

The fourth proportional to 59,324.96, 88,990.40 and 17,768 is: 26,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,324.96 : 88,990.40 = 17,768 : x
  2. Step 2: Convert to fraction form
    59,324.96/88,990.40 = 17,768/x
  3. Step 3: Cross multiply
    59,324.96x = 88,990.40 × 17,768
  4. Step 4: Simplify right side
    59,324.96x = 1,581,181,427.20
  5. Step 5: Solve for x
    x = 1,581,181,427.20/59,324.96
  6. Step 6: Final answer
    x = 26,652.89

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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.