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Finding the Fourth Proportional to 44,609.60, 66,914.40 and 43,918.40

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Solution

The fourth proportional to 44,609.60, 66,914.40 and 43,918.40 is: 65,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,609.60 : 66,914.40 = 43,918.40 : x
  2. Step 2: Convert to fraction form
    44,609.60/66,914.40 = 43,918.40/x
  3. Step 3: Cross multiply
    44,609.60x = 66,914.40 × 43,918.40
  4. Step 4: Simplify right side
    44,609.60x = 2,938,773,384.96
  5. Step 5: Solve for x
    x = 2,938,773,384.96/44,609.60
  6. Step 6: Final answer
    x = 65,877.60

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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.