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Finding the Fourth Proportional to 43,699.64, 60,307.64 and 24,579.80

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Solution

The fourth proportional to 43,699.64, 60,307.64 and 24,579.80 is: 33,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,699.64 : 60,307.64 = 24,579.80 : x
  2. Step 2: Convert to fraction form
    43,699.64/60,307.64 = 24,579.80/x
  3. Step 3: Cross multiply
    43,699.64x = 60,307.64 × 24,579.80
  4. Step 4: Simplify right side
    43,699.64x = 1,482,349,729.67
  5. Step 5: Solve for x
    x = 1,482,349,729.67/43,699.64
  6. Step 6: Final answer
    x = 33,921.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.