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Finding the Fourth Proportional to 61,353.68, 84,675.04 and 34,132.46

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Solution

The fourth proportional to 61,353.68, 84,675.04 and 34,132.46 is: 47,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,353.68 : 84,675.04 = 34,132.46 : x
  2. Step 2: Convert to fraction form
    61,353.68/84,675.04 = 34,132.46/x
  3. Step 3: Cross multiply
    61,353.68x = 84,675.04 × 34,132.46
  4. Step 4: Simplify right side
    61,353.68x = 2,890,166,907.09
  5. Step 5: Solve for x
    x = 2,890,166,907.09/61,353.68
  6. Step 6: Final answer
    x = 47,106.66

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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.