Home / 167,866.61-251,707.82-66,562.02

Finding the Fourth Proportional to 167,866.61, 251,707.82 and 66,562.02

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Solution

The fourth proportional to 167,866.61, 251,707.82 and 66,562.02 is: 99,806.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,866.61 : 251,707.82 = 66,562.02 : x
  2. Step 2: Convert to fraction form
    167,866.61/251,707.82 = 66,562.02/x
  3. Step 3: Cross multiply
    167,866.61x = 251,707.82 × 66,562.02
  4. Step 4: Simplify right side
    167,866.61x = 16,754,180,616.19
  5. Step 5: Solve for x
    x = 16,754,180,616.19/167,866.61
  6. Step 6: Final answer
    x = 99,806.51

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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.