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Finding the Fourth Proportional to 160,813.35, 241,221.65 and 60,946.63

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Solution

The fourth proportional to 160,813.35, 241,221.65 and 60,946.63 is: 91,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,813.35 : 241,221.65 = 60,946.63 : x
  2. Step 2: Convert to fraction form
    160,813.35/241,221.65 = 60,946.63/x
  3. Step 3: Cross multiply
    160,813.35x = 241,221.65 × 60,946.63
  4. Step 4: Simplify right side
    160,813.35x = 14,701,645,742.75
  5. Step 5: Solve for x
    x = 14,701,645,742.75/160,813.35
  6. Step 6: Final answer
    x = 91,420.56

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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.