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Finding the Fourth Proportional to 43,459.60, 65,140.80 and 24,748.60

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Solution

The fourth proportional to 43,459.60, 65,140.80 and 24,748.60 is: 37,095.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,459.60 : 65,140.80 = 24,748.60 : x
  2. Step 2: Convert to fraction form
    43,459.60/65,140.80 = 24,748.60/x
  3. Step 3: Cross multiply
    43,459.60x = 65,140.80 × 24,748.60
  4. Step 4: Simplify right side
    43,459.60x = 1,612,143,602.88
  5. Step 5: Solve for x
    x = 1,612,143,602.88/43,459.60
  6. Step 6: Final answer
    x = 37,095.22

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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.