Home / 106,807.28-160,220.03-27,921.38

Finding the Fourth Proportional to 106,807.28, 160,220.03 and 27,921.38

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Solution

The fourth proportional to 106,807.28, 160,220.03 and 27,921.38 is: 41,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,807.28 : 160,220.03 = 27,921.38 : x
  2. Step 2: Convert to fraction form
    106,807.28/160,220.03 = 27,921.38/x
  3. Step 3: Cross multiply
    106,807.28x = 160,220.03 × 27,921.38
  4. Step 4: Simplify right side
    106,807.28x = 4,473,564,341.24
  5. Step 5: Solve for x
    x = 4,473,564,341.24/106,807.28
  6. Step 6: Final answer
    x = 41,884.45

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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.