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Finding the Fourth Proportional to 58,379.28, 87,570.60 and 22,839.12

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Solution

The fourth proportional to 58,379.28, 87,570.60 and 22,839.12 is: 34,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,379.28 : 87,570.60 = 22,839.12 : x
  2. Step 2: Convert to fraction form
    58,379.28/87,570.60 = 22,839.12/x
  3. Step 3: Cross multiply
    58,379.28x = 87,570.60 × 22,839.12
  4. Step 4: Simplify right side
    58,379.28x = 2,000,035,441.87
  5. Step 5: Solve for x
    x = 2,000,035,441.87/58,379.28
  6. Step 6: Final answer
    x = 34,259.34

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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.