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Finding the Fourth Proportional to 98,967.96, 148,447.08 and 32,439.42

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Solution

The fourth proportional to 98,967.96, 148,447.08 and 32,439.42 is: 48,657.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,967.96 : 148,447.08 = 32,439.42 : x
  2. Step 2: Convert to fraction form
    98,967.96/148,447.08 = 32,439.42/x
  3. Step 3: Cross multiply
    98,967.96x = 148,447.08 × 32,439.42
  4. Step 4: Simplify right side
    98,967.96x = 4,815,537,175.89
  5. Step 5: Solve for x
    x = 4,815,537,175.89/98,967.96
  6. Step 6: Final answer
    x = 48,657.54

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1.5x scale

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.