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Finding the Fourth Proportional to 61,625.99, 85,036.54 and 34,766.93

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Solution

The fourth proportional to 61,625.99, 85,036.54 and 34,766.93 is: 47,974.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,625.99 : 85,036.54 = 34,766.93 : x
  2. Step 2: Convert to fraction form
    61,625.99/85,036.54 = 34,766.93/x
  3. Step 3: Cross multiply
    61,625.99x = 85,036.54 × 34,766.93
  4. Step 4: Simplify right side
    61,625.99x = 2,956,459,433.62
  5. Step 5: Solve for x
    x = 2,956,459,433.62/61,625.99
  6. Step 6: Final answer
    x = 47,974.23

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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.