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Finding the Fourth Proportional to 61,842.66, 85,337.98 and 36,349.98

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Solution

The fourth proportional to 61,842.66, 85,337.98 and 36,349.98 is: 50,160.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,842.66 : 85,337.98 = 36,349.98 : x
  2. Step 2: Convert to fraction form
    61,842.66/85,337.98 = 36,349.98/x
  3. Step 3: Cross multiply
    61,842.66x = 85,337.98 × 36,349.98
  4. Step 4: Simplify right side
    61,842.66x = 3,102,033,866.24
  5. Step 5: Solve for x
    x = 3,102,033,866.24/61,842.66
  6. Step 6: Final answer
    x = 50,160.10

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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.