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Finding the Fourth Proportional to 59,261.69, 88,874.01 and 19,809.58

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Solution

The fourth proportional to 59,261.69, 88,874.01 and 19,809.58 is: 29,708.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,261.69 : 88,874.01 = 19,809.58 : x
  2. Step 2: Convert to fraction form
    59,261.69/88,874.01 = 19,809.58/x
  3. Step 3: Cross multiply
    59,261.69x = 88,874.01 × 19,809.58
  4. Step 4: Simplify right side
    59,261.69x = 1,760,556,811.02
  5. Step 5: Solve for x
    x = 1,760,556,811.02/59,261.69
  6. Step 6: Final answer
    x = 29,708.18

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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.