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Finding the Fourth Proportional to 161,059.76, 241,534.96 and 61,195.96

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Solution

The fourth proportional to 161,059.76, 241,534.96 and 61,195.96 is: 91,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,059.76 : 241,534.96 = 61,195.96 : x
  2. Step 2: Convert to fraction form
    161,059.76/241,534.96 = 61,195.96/x
  3. Step 3: Cross multiply
    161,059.76x = 241,534.96 × 61,195.96
  4. Step 4: Simplify right side
    161,059.76x = 14,780,963,750.76
  5. Step 5: Solve for x
    x = 14,780,963,750.76/161,059.76
  6. Step 6: Final answer
    x = 91,773.16

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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.