Home / 152,550.31-210,499.97-84,566.66

Finding the Fourth Proportional to 152,550.31, 210,499.97 and 84,566.66

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Solution

The fourth proportional to 152,550.31, 210,499.97 and 84,566.66 is: 116,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,550.31 : 210,499.97 = 84,566.66 : x
  2. Step 2: Convert to fraction form
    152,550.31/210,499.97 = 84,566.66/x
  3. Step 3: Cross multiply
    152,550.31x = 210,499.97 × 84,566.66
  4. Step 4: Simplify right side
    152,550.31x = 17,801,278,509.70
  5. Step 5: Solve for x
    x = 17,801,278,509.70/152,550.31
  6. Step 6: Final answer
    x = 116,691.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.