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Finding the Fourth Proportional to 56,593.80, 84,890.70 and 46,744.20

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Solution

The fourth proportional to 56,593.80, 84,890.70 and 46,744.20 is: 70,116.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,593.80 : 84,890.70 = 46,744.20 : x
  2. Step 2: Convert to fraction form
    56,593.80/84,890.70 = 46,744.20/x
  3. Step 3: Cross multiply
    56,593.80x = 84,890.70 × 46,744.20
  4. Step 4: Simplify right side
    56,593.80x = 3,968,147,858.94
  5. Step 5: Solve for x
    x = 3,968,147,858.94/56,593.80
  6. Step 6: Final answer
    x = 70,116.30

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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.