Home / 109,769.64-164,665.41-29,808.91

Finding the Fourth Proportional to 109,769.64, 164,665.41 and 29,808.91

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Solution

The fourth proportional to 109,769.64, 164,665.41 and 29,808.91 is: 44,716.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,769.64 : 164,665.41 = 29,808.91 : x
  2. Step 2: Convert to fraction form
    109,769.64/164,665.41 = 29,808.91/x
  3. Step 3: Cross multiply
    109,769.64x = 164,665.41 × 29,808.91
  4. Step 4: Simplify right side
    109,769.64x = 4,908,495,563.48
  5. Step 5: Solve for x
    x = 4,908,495,563.48/109,769.64
  6. Step 6: Final answer
    x = 44,716.33

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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.