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Finding the Fourth Proportional to 61,866.99, 92,789.55 and 17,492.76

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Solution

The fourth proportional to 61,866.99, 92,789.55 and 17,492.76 is: 26,236.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,866.99 : 92,789.55 = 17,492.76 : x
  2. Step 2: Convert to fraction form
    61,866.99/92,789.55 = 17,492.76/x
  3. Step 3: Cross multiply
    61,866.99x = 92,789.55 × 17,492.76
  4. Step 4: Simplify right side
    61,866.99x = 1,623,145,328.66
  5. Step 5: Solve for x
    x = 1,623,145,328.66/61,866.99
  6. Step 6: Final answer
    x = 26,236.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.