Home / 101,476.05-152,196.25-31,355.97

Finding the Fourth Proportional to 101,476.05, 152,196.25 and 31,355.97

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Solution

The fourth proportional to 101,476.05, 152,196.25 and 31,355.97 is: 47,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,476.05 : 152,196.25 = 31,355.97 : x
  2. Step 2: Convert to fraction form
    101,476.05/152,196.25 = 31,355.97/x
  3. Step 3: Cross multiply
    101,476.05x = 152,196.25 × 31,355.97
  4. Step 4: Simplify right side
    101,476.05x = 4,772,261,049.11
  5. Step 5: Solve for x
    x = 4,772,261,049.11/101,476.05
  6. Step 6: Final answer
    x = 47,028.45

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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.