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Finding the Fourth Proportional to 155,092.19, 232,311.34 and 70,923.19

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Solution

The fourth proportional to 155,092.19, 232,311.34 and 70,923.19 is: 106,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,092.19 : 232,311.34 = 70,923.19 : x
  2. Step 2: Convert to fraction form
    155,092.19/232,311.34 = 70,923.19/x
  3. Step 3: Cross multiply
    155,092.19x = 232,311.34 × 70,923.19
  4. Step 4: Simplify right side
    155,092.19x = 16,476,261,305.97
  5. Step 5: Solve for x
    x = 16,476,261,305.97/155,092.19
  6. Step 6: Final answer
    x = 106,235.27

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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.