Home / 97,396.20-146,051.10-44,778.60

Finding the Fourth Proportional to 97,396.20, 146,051.10 and 44,778.60

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Solution

The fourth proportional to 97,396.20, 146,051.10 and 44,778.60 is: 67,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,396.20 : 146,051.10 = 44,778.60 : x
  2. Step 2: Convert to fraction form
    97,396.20/146,051.10 = 44,778.60/x
  3. Step 3: Cross multiply
    97,396.20x = 146,051.10 × 44,778.60
  4. Step 4: Simplify right side
    97,396.20x = 6,539,963,786.46
  5. Step 5: Solve for x
    x = 6,539,963,786.46/97,396.20
  6. Step 6: Final answer
    x = 67,148.04

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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.