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Finding the Fourth Proportional to 59,290.56, 88,952.40 and 19,849.92

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Solution

The fourth proportional to 59,290.56, 88,952.40 and 19,849.92 is: 29,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,290.56 : 88,952.40 = 19,849.92 : x
  2. Step 2: Convert to fraction form
    59,290.56/88,952.40 = 19,849.92/x
  3. Step 3: Cross multiply
    59,290.56x = 88,952.40 × 19,849.92
  4. Step 4: Simplify right side
    59,290.56x = 1,765,698,023.81
  5. Step 5: Solve for x
    x = 1,765,698,023.81/59,290.56
  6. Step 6: Final answer
    x = 29,780.42

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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.