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Finding the Fourth Proportional to 120,793.24, 181,241.04 and 64,618.63

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Solution

The fourth proportional to 120,793.24, 181,241.04 and 64,618.63 is: 96,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,793.24 : 181,241.04 = 64,618.63 : x
  2. Step 2: Convert to fraction form
    120,793.24/181,241.04 = 64,618.63/x
  3. Step 3: Cross multiply
    120,793.24x = 181,241.04 × 64,618.63
  4. Step 4: Simplify right side
    120,793.24x = 11,711,547,704.58
  5. Step 5: Solve for x
    x = 11,711,547,704.58/120,793.24
  6. Step 6: Final answer
    x = 96,955.32

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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.