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Finding the Fourth Proportional to 53,551.18, 80,348.80 and 23,549.98

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Solution

The fourth proportional to 53,551.18, 80,348.80 and 23,549.98 is: 35,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.18 : 80,348.80 = 23,549.98 : x
  2. Step 2: Convert to fraction form
    53,551.18/80,348.80 = 23,549.98/x
  3. Step 3: Cross multiply
    53,551.18x = 80,348.80 × 23,549.98
  4. Step 4: Simplify right side
    53,551.18x = 1,892,212,633.02
  5. Step 5: Solve for x
    x = 1,892,212,633.02/53,551.18
  6. Step 6: Final answer
    x = 35,334.66

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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.