Home / 107,965.49-148,992.57-60,221.93

Finding the Fourth Proportional to 107,965.49, 148,992.57 and 60,221.93

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Solution

The fourth proportional to 107,965.49, 148,992.57 and 60,221.93 is: 83,106.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,965.49 : 148,992.57 = 60,221.93 : x
  2. Step 2: Convert to fraction form
    107,965.49/148,992.57 = 60,221.93/x
  3. Step 3: Cross multiply
    107,965.49x = 148,992.57 × 60,221.93
  4. Step 4: Simplify right side
    107,965.49x = 8,972,619,376.10
  5. Step 5: Solve for x
    x = 8,972,619,376.10/107,965.49
  6. Step 6: Final answer
    x = 83,106.37

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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.