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Finding the Fourth Proportional to 173,223.80, 259,843.80 and 54,904.40

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Solution

The fourth proportional to 173,223.80, 259,843.80 and 54,904.40 is: 82,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,223.80 : 259,843.80 = 54,904.40 : x
  2. Step 2: Convert to fraction form
    173,223.80/259,843.80 = 54,904.40/x
  3. Step 3: Cross multiply
    173,223.80x = 259,843.80 × 54,904.40
  4. Step 4: Simplify right side
    173,223.80x = 14,266,567,932.72
  5. Step 5: Solve for x
    x = 14,266,567,932.72/173,223.80
  6. Step 6: Final answer
    x = 82,359.17

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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.