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Finding the Fourth Proportional to 56,287.30, 84,418.80 and 24,697.30

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Solution

The fourth proportional to 56,287.30, 84,418.80 and 24,697.30 is: 37,040.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,287.30 : 84,418.80 = 24,697.30 : x
  2. Step 2: Convert to fraction form
    56,287.30/84,418.80 = 24,697.30/x
  3. Step 3: Cross multiply
    56,287.30x = 84,418.80 × 24,697.30
  4. Step 4: Simplify right side
    56,287.30x = 2,084,916,429.24
  5. Step 5: Solve for x
    x = 2,084,916,429.24/56,287.30
  6. Step 6: Final answer
    x = 37,040.62

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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.