Home / 109,700.73-164,550.96-39,579.93

Finding the Fourth Proportional to 109,700.73, 164,550.96 and 39,579.93

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Solution

The fourth proportional to 109,700.73, 164,550.96 and 39,579.93 is: 59,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,700.73 : 164,550.96 = 39,579.93 : x
  2. Step 2: Convert to fraction form
    109,700.73/164,550.96 = 39,579.93/x
  3. Step 3: Cross multiply
    109,700.73x = 164,550.96 × 39,579.93
  4. Step 4: Simplify right side
    109,700.73x = 6,512,915,478.23
  5. Step 5: Solve for x
    x = 6,512,915,478.23/109,700.73
  6. Step 6: Final answer
    x = 59,369.85

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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.