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Finding the Fourth Proportional to 61,116.66, 91,655.82 and 23,674.14

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Solution

The fourth proportional to 61,116.66, 91,655.82 and 23,674.14 is: 35,503.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,116.66 : 91,655.82 = 23,674.14 : x
  2. Step 2: Convert to fraction form
    61,116.66/91,655.82 = 23,674.14/x
  3. Step 3: Cross multiply
    61,116.66x = 91,655.82 × 23,674.14
  4. Step 4: Simplify right side
    61,116.66x = 2,169,872,714.49
  5. Step 5: Solve for x
    x = 2,169,872,714.49/61,116.66
  6. Step 6: Final answer
    x = 35,503.78

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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.