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Finding the Fourth Proportional to 134,181, 185,170.30 and 73,756.94

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Solution

The fourth proportional to 134,181, 185,170.30 and 73,756.94 is: 101,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,181 : 185,170.30 = 73,756.94 : x
  2. Step 2: Convert to fraction form
    134,181/185,170.30 = 73,756.94/x
  3. Step 3: Cross multiply
    134,181x = 185,170.30 × 73,756.94
  4. Step 4: Simplify right side
    134,181x = 13,657,594,706.88
  5. Step 5: Solve for x
    x = 13,657,594,706.88/134,181
  6. Step 6: Final answer
    x = 101,784.86

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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.