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Finding the Fourth Proportional to 61,963.93, 85,506.87 and 35,105.85

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Solution

The fourth proportional to 61,963.93, 85,506.87 and 35,105.85 is: 48,444.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,963.93 : 85,506.87 = 35,105.85 : x
  2. Step 2: Convert to fraction form
    61,963.93/85,506.87 = 35,105.85/x
  3. Step 3: Cross multiply
    61,963.93x = 85,506.87 × 35,105.85
  4. Step 4: Simplify right side
    61,963.93x = 3,001,791,352.19
  5. Step 5: Solve for x
    x = 3,001,791,352.19/61,963.93
  6. Step 6: Final answer
    x = 48,444.17

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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.