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Finding the Fourth Proportional to 43,320.60, 64,980.90 and 24,593.40

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Solution

The fourth proportional to 43,320.60, 64,980.90 and 24,593.40 is: 36,890.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,320.60 : 64,980.90 = 24,593.40 : x
  2. Step 2: Convert to fraction form
    43,320.60/64,980.90 = 24,593.40/x
  3. Step 3: Cross multiply
    43,320.60x = 64,980.90 × 24,593.40
  4. Step 4: Simplify right side
    43,320.60x = 1,598,101,266.06
  5. Step 5: Solve for x
    x = 1,598,101,266.06/43,320.60
  6. Step 6: Final answer
    x = 36,890.10

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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.