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Finding the Fourth Proportional to 61,599.28, 85,006.76 and 33,304.96

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Solution

The fourth proportional to 61,599.28, 85,006.76 and 33,304.96 is: 45,960.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,599.28 : 85,006.76 = 33,304.96 : x
  2. Step 2: Convert to fraction form
    61,599.28/85,006.76 = 33,304.96/x
  3. Step 3: Cross multiply
    61,599.28x = 85,006.76 × 33,304.96
  4. Step 4: Simplify right side
    61,599.28x = 2,831,146,741.53
  5. Step 5: Solve for x
    x = 2,831,146,741.53/61,599.28
  6. Step 6: Final answer
    x = 45,960.71

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1.5x scale

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.