Home / 154,171.05-231,224.77-59,368.69

Finding the Fourth Proportional to 154,171.05, 231,224.77 and 59,368.69

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Solution

The fourth proportional to 154,171.05, 231,224.77 and 59,368.69 is: 89,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,171.05 : 231,224.77 = 59,368.69 : x
  2. Step 2: Convert to fraction form
    154,171.05/231,224.77 = 59,368.69/x
  3. Step 3: Cross multiply
    154,171.05x = 231,224.77 × 59,368.69
  4. Step 4: Simplify right side
    154,171.05x = 13,727,511,690.45
  5. Step 5: Solve for x
    x = 13,727,511,690.45/154,171.05
  6. Step 6: Final answer
    x = 89,040.79

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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.