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Finding the Fourth Proportional to 60,704.59, 91,070.42 and 18,590.59

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Solution

The fourth proportional to 60,704.59, 91,070.42 and 18,590.59 is: 27,890.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,704.59 : 91,070.42 = 18,590.59 : x
  2. Step 2: Convert to fraction form
    60,704.59/91,070.42 = 18,590.59/x
  3. Step 3: Cross multiply
    60,704.59x = 91,070.42 × 18,590.59
  4. Step 4: Simplify right side
    60,704.59x = 1,693,052,839.35
  5. Step 5: Solve for x
    x = 1,693,052,839.35/60,704.59
  6. Step 6: Final answer
    x = 27,890.03

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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.