Home / 118,881.24-164,072.89-73,573.81

Finding the Fourth Proportional to 118,881.24, 164,072.89 and 73,573.81

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Solution

The fourth proportional to 118,881.24, 164,072.89 and 73,573.81 is: 101,542.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,881.24 : 164,072.89 = 73,573.81 : x
  2. Step 2: Convert to fraction form
    118,881.24/164,072.89 = 73,573.81/x
  3. Step 3: Cross multiply
    118,881.24x = 164,072.89 × 73,573.81
  4. Step 4: Simplify right side
    118,881.24x = 12,071,467,635.01
  5. Step 5: Solve for x
    x = 12,071,467,635.01/118,881.24
  6. Step 6: Final answer
    x = 101,542.24

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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.