Home / 106,160.74-146,485.09-60,830.00

Finding the Fourth Proportional to 106,160.74, 146,485.09 and 60,830.00

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Solution

The fourth proportional to 106,160.74, 146,485.09 and 60,830.00 is: 83,935.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,160.74 : 146,485.09 = 60,830.00 : x
  2. Step 2: Convert to fraction form
    106,160.74/146,485.09 = 60,830.00/x
  3. Step 3: Cross multiply
    106,160.74x = 146,485.09 × 60,830.00
  4. Step 4: Simplify right side
    106,160.74x = 8,910,687,917.63
  5. Step 5: Solve for x
    x = 8,910,687,917.63/106,160.74
  6. Step 6: Final answer
    x = 83,935.81

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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.