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Finding the Fourth Proportional to 134,185.68, 185,172.48 and 73,756.44

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Solution

The fourth proportional to 134,185.68, 185,172.48 and 73,756.44 is: 101,781.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,185.68 : 185,172.48 = 73,756.44 : x
  2. Step 2: Convert to fraction form
    134,185.68/185,172.48 = 73,756.44/x
  3. Step 3: Cross multiply
    134,185.68x = 185,172.48 × 73,756.44
  4. Step 4: Simplify right side
    134,185.68x = 13,657,662,910.77
  5. Step 5: Solve for x
    x = 13,657,662,910.77/134,185.68
  6. Step 6: Final answer
    x = 101,781.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.