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Finding the Fourth Proportional to 47,575.67, 65,624.72 and 30,602.03

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Solution

The fourth proportional to 47,575.67, 65,624.72 and 30,602.03 is: 42,211.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,575.67 : 65,624.72 = 30,602.03 : x
  2. Step 2: Convert to fraction form
    47,575.67/65,624.72 = 30,602.03/x
  3. Step 3: Cross multiply
    47,575.67x = 65,624.72 × 30,602.03
  4. Step 4: Simplify right side
    47,575.67x = 2,008,249,169.05
  5. Step 5: Solve for x
    x = 2,008,249,169.05/47,575.67
  6. Step 6: Final answer
    x = 42,211.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.