Home / 114,921.73-172,026.20-62,200.45

Finding the Fourth Proportional to 114,921.73, 172,026.20 and 62,200.45

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Solution

The fourth proportional to 114,921.73, 172,026.20 and 62,200.45 is: 93,107.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,921.73 : 172,026.20 = 62,200.45 : x
  2. Step 2: Convert to fraction form
    114,921.73/172,026.20 = 62,200.45/x
  3. Step 3: Cross multiply
    114,921.73x = 172,026.20 × 62,200.45
  4. Step 4: Simplify right side
    114,921.73x = 10,700,106,740.79
  5. Step 5: Solve for x
    x = 10,700,106,740.79/114,921.73
  6. Step 6: Final answer
    x = 93,107.78

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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.