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Finding the Fourth Proportional to 161,040.60, 241,314.58 and 67,495.32

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Solution

The fourth proportional to 161,040.60, 241,314.58 and 67,495.32 is: 101,139.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,040.60 : 241,314.58 = 67,495.32 : x
  2. Step 2: Convert to fraction form
    161,040.60/241,314.58 = 67,495.32/x
  3. Step 3: Cross multiply
    161,040.60x = 241,314.58 × 67,495.32
  4. Step 4: Simplify right side
    161,040.60x = 16,287,604,797.77
  5. Step 5: Solve for x
    x = 16,287,604,797.77/161,040.60
  6. Step 6: Final answer
    x = 101,139.74

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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.