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Finding the Fourth Proportional to 164,537.80, 247,065.90 and 94,553.80

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Solution

The fourth proportional to 164,537.80, 247,065.90 and 94,553.80 is: 141,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,537.80 : 247,065.90 = 94,553.80 : x
  2. Step 2: Convert to fraction form
    164,537.80/247,065.90 = 94,553.80/x
  3. Step 3: Cross multiply
    164,537.80x = 247,065.90 × 94,553.80
  4. Step 4: Simplify right side
    164,537.80x = 23,361,019,695.42
  5. Step 5: Solve for x
    x = 23,361,019,695.42/164,537.80
  6. Step 6: Final answer
    x = 141,979.65

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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.