Home / 154,706.11-231,879.58-58,582.21

Finding the Fourth Proportional to 154,706.11, 231,879.58 and 58,582.21

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Solution

The fourth proportional to 154,706.11, 231,879.58 and 58,582.21 is: 87,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,706.11 : 231,879.58 = 58,582.21 : x
  2. Step 2: Convert to fraction form
    154,706.11/231,879.58 = 58,582.21/x
  3. Step 3: Cross multiply
    154,706.11x = 231,879.58 × 58,582.21
  4. Step 4: Simplify right side
    154,706.11x = 13,584,018,250.27
  5. Step 5: Solve for x
    x = 13,584,018,250.27/154,706.11
  6. Step 6: Final answer
    x = 87,805.31

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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.