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Finding the Fourth Proportional to 44,559.84, 66,852.96 and 16,860

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Solution

The fourth proportional to 44,559.84, 66,852.96 and 16,860 is: 25,294.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,559.84 : 66,852.96 = 16,860 : x
  2. Step 2: Convert to fraction form
    44,559.84/66,852.96 = 16,860/x
  3. Step 3: Cross multiply
    44,559.84x = 66,852.96 × 16,860
  4. Step 4: Simplify right side
    44,559.84x = 1,127,140,905.60
  5. Step 5: Solve for x
    x = 1,127,140,905.60/44,559.84
  6. Step 6: Final answer
    x = 25,294.99

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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.