Home / 109,956.06-164,823.12-43,359.48

Finding the Fourth Proportional to 109,956.06, 164,823.12 and 43,359.48

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Solution

The fourth proportional to 109,956.06, 164,823.12 and 43,359.48 is: 64,995.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,956.06 : 164,823.12 = 43,359.48 : x
  2. Step 2: Convert to fraction form
    109,956.06/164,823.12 = 43,359.48/x
  3. Step 3: Cross multiply
    109,956.06x = 164,823.12 × 43,359.48
  4. Step 4: Simplify right side
    109,956.06x = 7,146,644,775.18
  5. Step 5: Solve for x
    x = 7,146,644,775.18/109,956.06
  6. Step 6: Final answer
    x = 64,995.46

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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.