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Finding the Fourth Proportional to 44,223.68, 66,342 and 13,054.88

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Solution

The fourth proportional to 44,223.68, 66,342 and 13,054.88 is: 19,584.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,223.68 : 66,342 = 13,054.88 : x
  2. Step 2: Convert to fraction form
    44,223.68/66,342 = 13,054.88/x
  3. Step 3: Cross multiply
    44,223.68x = 66,342 × 13,054.88
  4. Step 4: Simplify right side
    44,223.68x = 866,086,848.96
  5. Step 5: Solve for x
    x = 866,086,848.96/44,223.68
  6. Step 6: Final answer
    x = 19,584.23

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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.