Home / 134,706.18-202,058.31-39,936.78

Finding the Fourth Proportional to 134,706.18, 202,058.31 and 39,936.78

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Solution

The fourth proportional to 134,706.18, 202,058.31 and 39,936.78 is: 59,904.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,706.18 : 202,058.31 = 39,936.78 : x
  2. Step 2: Convert to fraction form
    134,706.18/202,058.31 = 39,936.78/x
  3. Step 3: Cross multiply
    134,706.18x = 202,058.31 × 39,936.78
  4. Step 4: Simplify right side
    134,706.18x = 8,069,558,273.64
  5. Step 5: Solve for x
    x = 8,069,558,273.64/134,706.18
  6. Step 6: Final answer
    x = 59,904.89

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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.