Home / 209,552.91-289,182.74-114,059.31

Finding the Fourth Proportional to 209,552.91, 289,182.74 and 114,059.31

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Solution

The fourth proportional to 209,552.91, 289,182.74 and 114,059.31 is: 157,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,552.91 : 289,182.74 = 114,059.31 : x
  2. Step 2: Convert to fraction form
    209,552.91/289,182.74 = 114,059.31/x
  3. Step 3: Cross multiply
    209,552.91x = 289,182.74 × 114,059.31
  4. Step 4: Simplify right side
    209,552.91x = 32,983,983,218.01
  5. Step 5: Solve for x
    x = 32,983,983,218.01/209,552.91
  6. Step 6: Final answer
    x = 157,401.69

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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.