Home / 154,187.71-231,297.41-58,205.77

Finding the Fourth Proportional to 154,187.71, 231,297.41 and 58,205.77

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Solution

The fourth proportional to 154,187.71, 231,297.41 and 58,205.77 is: 87,314.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,187.71 : 231,297.41 = 58,205.77 : x
  2. Step 2: Convert to fraction form
    154,187.71/231,297.41 = 58,205.77/x
  3. Step 3: Cross multiply
    154,187.71x = 231,297.41 × 58,205.77
  4. Step 4: Simplify right side
    154,187.71x = 13,462,843,415.33
  5. Step 5: Solve for x
    x = 13,462,843,415.33/154,187.71
  6. Step 6: Final answer
    x = 87,314.64

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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.