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Finding the Fourth Proportional to 182,712.70, 274,069.05 and 89,400.70

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Solution

The fourth proportional to 182,712.70, 274,069.05 and 89,400.70 is: 134,101.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,712.70 : 274,069.05 = 89,400.70 : x
  2. Step 2: Convert to fraction form
    182,712.70/274,069.05 = 89,400.70/x
  3. Step 3: Cross multiply
    182,712.70x = 274,069.05 × 89,400.70
  4. Step 4: Simplify right side
    182,712.70x = 24,501,964,918.34
  5. Step 5: Solve for x
    x = 24,501,964,918.34/182,712.70
  6. Step 6: Final answer
    x = 134,101.05

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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.