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Finding the Fourth Proportional to 61,666.80, 92,351.10 and 35,291.58

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Solution

The fourth proportional to 61,666.80, 92,351.10 and 35,291.58 is: 52,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,666.80 : 92,351.10 = 35,291.58 : x
  2. Step 2: Convert to fraction form
    61,666.80/92,351.10 = 35,291.58/x
  3. Step 3: Cross multiply
    61,666.80x = 92,351.10 × 35,291.58
  4. Step 4: Simplify right side
    61,666.80x = 3,259,216,233.74
  5. Step 5: Solve for x
    x = 3,259,216,233.74/61,666.80
  6. Step 6: Final answer
    x = 52,852.04

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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.