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Finding the Fourth Proportional to 160,962.60, 241,442.70 and 48,642.60

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Solution

The fourth proportional to 160,962.60, 241,442.70 and 48,642.60 is: 72,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,962.60 : 241,442.70 = 48,642.60 : x
  2. Step 2: Convert to fraction form
    160,962.60/241,442.70 = 48,642.60/x
  3. Step 3: Cross multiply
    160,962.60x = 241,442.70 × 48,642.60
  4. Step 4: Simplify right side
    160,962.60x = 11,744,400,679.02
  5. Step 5: Solve for x
    x = 11,744,400,679.02/160,962.60
  6. Step 6: Final answer
    x = 72,963.54

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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.