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Finding the Fourth Proportional to 59,226.72, 88,840.80 and 19,783.68

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Solution

The fourth proportional to 59,226.72, 88,840.80 and 19,783.68 is: 29,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,226.72 : 88,840.80 = 19,783.68 : x
  2. Step 2: Convert to fraction form
    59,226.72/88,840.80 = 19,783.68/x
  3. Step 3: Cross multiply
    59,226.72x = 88,840.80 × 19,783.68
  4. Step 4: Simplify right side
    59,226.72x = 1,757,597,958.14
  5. Step 5: Solve for x
    x = 1,757,597,958.14/59,226.72
  6. Step 6: Final answer
    x = 29,675.76

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1.5x scale

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.