Home / 172,242.50-258,364.83-47,584.58

Finding the Fourth Proportional to 172,242.50, 258,364.83 and 47,584.58

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Solution

The fourth proportional to 172,242.50, 258,364.83 and 47,584.58 is: 71,377.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,242.50 : 258,364.83 = 47,584.58 : x
  2. Step 2: Convert to fraction form
    172,242.50/258,364.83 = 47,584.58/x
  3. Step 3: Cross multiply
    172,242.50x = 258,364.83 × 47,584.58
  4. Step 4: Simplify right side
    172,242.50x = 12,294,181,922.32
  5. Step 5: Solve for x
    x = 12,294,181,922.32/172,242.50
  6. Step 6: Final answer
    x = 71,377.17

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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.