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Finding the Fourth Proportional to 162,069.06, 223,618.13 and 97,520.97

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Solution

The fourth proportional to 162,069.06, 223,618.13 and 97,520.97 is: 134,556.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,069.06 : 223,618.13 = 97,520.97 : x
  2. Step 2: Convert to fraction form
    162,069.06/223,618.13 = 97,520.97/x
  3. Step 3: Cross multiply
    162,069.06x = 223,618.13 × 97,520.97
  4. Step 4: Simplify right side
    162,069.06x = 21,807,456,947.19
  5. Step 5: Solve for x
    x = 21,807,456,947.19/162,069.06
  6. Step 6: Final answer
    x = 134,556.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.