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Finding the Fourth Proportional to 121,706.88, 182,577.60 and 37,474.04

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Solution

The fourth proportional to 121,706.88, 182,577.60 and 37,474.04 is: 56,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,706.88 : 182,577.60 = 37,474.04 : x
  2. Step 2: Convert to fraction form
    121,706.88/182,577.60 = 37,474.04/x
  3. Step 3: Cross multiply
    121,706.88x = 182,577.60 × 37,474.04
  4. Step 4: Simplify right side
    121,706.88x = 6,841,920,741.95
  5. Step 5: Solve for x
    x = 6,841,920,741.95/121,706.88
  6. Step 6: Final answer
    x = 56,216.38

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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.