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Finding the Fourth Proportional to 161,602.31, 242,403.48 and 50,794.31

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Solution

The fourth proportional to 161,602.31, 242,403.48 and 50,794.31 is: 76,191.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,602.31 : 242,403.48 = 50,794.31 : x
  2. Step 2: Convert to fraction form
    161,602.31/242,403.48 = 50,794.31/x
  3. Step 3: Cross multiply
    161,602.31x = 242,403.48 × 50,794.31
  4. Step 4: Simplify right side
    161,602.31x = 12,312,718,114.21
  5. Step 5: Solve for x
    x = 12,312,718,114.21/161,602.31
  6. Step 6: Final answer
    x = 76,191.47

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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.