Home / 443,056.26-664,552.08-173,133.66

Finding the Fourth Proportional to 443,056.26, 664,552.08 and 173,133.66

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Solution

The fourth proportional to 443,056.26, 664,552.08 and 173,133.66 is: 259,687.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,056.26 : 664,552.08 = 173,133.66 : x
  2. Step 2: Convert to fraction form
    443,056.26/664,552.08 = 173,133.66/x
  3. Step 3: Cross multiply
    443,056.26x = 664,552.08 × 173,133.66
  4. Step 4: Simplify right side
    443,056.26x = 115,056,333,871.01
  5. Step 5: Solve for x
    x = 115,056,333,871.01/443,056.26
  6. Step 6: Final answer
    x = 259,687.86

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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.