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Finding the Fourth Proportional to 61,299.92, 84,597.14 and 34,079.00

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Solution

The fourth proportional to 61,299.92, 84,597.14 and 34,079.00 is: 47,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,299.92 : 84,597.14 = 34,079.00 : x
  2. Step 2: Convert to fraction form
    61,299.92/84,597.14 = 34,079.00/x
  3. Step 3: Cross multiply
    61,299.92x = 84,597.14 × 34,079.00
  4. Step 4: Simplify right side
    61,299.92x = 2,882,985,596.27
  5. Step 5: Solve for x
    x = 2,882,985,596.27/61,299.92
  6. Step 6: Final answer
    x = 47,030.82

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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.