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Finding the Fourth Proportional to 66,361.53, 99,557.06 and 24,241.53

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Solution

The fourth proportional to 66,361.53, 99,557.06 and 24,241.53 is: 36,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,361.53 : 99,557.06 = 24,241.53 : x
  2. Step 2: Convert to fraction form
    66,361.53/99,557.06 = 24,241.53/x
  3. Step 3: Cross multiply
    66,361.53x = 99,557.06 × 24,241.53
  4. Step 4: Simplify right side
    66,361.53x = 2,413,415,335.49
  5. Step 5: Solve for x
    x = 2,413,415,335.49/66,361.53
  6. Step 6: Final answer
    x = 36,367.69

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1.5x scale

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.