Home / 109,305.11-150,837.08-60,904.54

Finding the Fourth Proportional to 109,305.11, 150,837.08 and 60,904.54

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Solution

The fourth proportional to 109,305.11, 150,837.08 and 60,904.54 is: 84,046.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,305.11 : 150,837.08 = 60,904.54 : x
  2. Step 2: Convert to fraction form
    109,305.11/150,837.08 = 60,904.54/x
  3. Step 3: Cross multiply
    109,305.11x = 150,837.08 × 60,904.54
  4. Step 4: Simplify right side
    109,305.11x = 9,186,662,972.34
  5. Step 5: Solve for x
    x = 9,186,662,972.34/109,305.11
  6. Step 6: Final answer
    x = 84,046.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.