Home / 109,932.10-164,952.83-43,374.40

Finding the Fourth Proportional to 109,932.10, 164,952.83 and 43,374.40

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Solution

The fourth proportional to 109,932.10, 164,952.83 and 43,374.40 is: 65,083.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,932.10 : 164,952.83 = 43,374.40 : x
  2. Step 2: Convert to fraction form
    109,932.10/164,952.83 = 43,374.40/x
  3. Step 3: Cross multiply
    109,932.10x = 164,952.83 × 43,374.40
  4. Step 4: Simplify right side
    109,932.10x = 7,154,730,029.55
  5. Step 5: Solve for x
    x = 7,154,730,029.55/109,932.10
  6. Step 6: Final answer
    x = 65,083.17

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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.