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Finding the Fourth Proportional to 161,402.89, 242,143.20 and 50,594.89

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Solution

The fourth proportional to 161,402.89, 242,143.20 and 50,594.89 is: 75,904.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,402.89 : 242,143.20 = 50,594.89 : x
  2. Step 2: Convert to fraction form
    161,402.89/242,143.20 = 50,594.89/x
  3. Step 3: Cross multiply
    161,402.89x = 242,143.20 × 50,594.89
  4. Step 4: Simplify right side
    161,402.89x = 12,251,208,568.25
  5. Step 5: Solve for x
    x = 12,251,208,568.25/161,402.89
  6. Step 6: Final answer
    x = 75,904.52

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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.