Home / 106,273.36-159,384.48-31,373.36

Finding the Fourth Proportional to 106,273.36, 159,384.48 and 31,373.36

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Solution

The fourth proportional to 106,273.36, 159,384.48 and 31,373.36 is: 47,052.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,273.36 : 159,384.48 = 31,373.36 : x
  2. Step 2: Convert to fraction form
    106,273.36/159,384.48 = 31,373.36/x
  3. Step 3: Cross multiply
    106,273.36x = 159,384.48 × 31,373.36
  4. Step 4: Simplify right side
    106,273.36x = 5,000,426,669.45
  5. Step 5: Solve for x
    x = 5,000,426,669.45/106,273.36
  6. Step 6: Final answer
    x = 47,052.49

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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.