Home / 105,940.74-146,177.53-60,632.58

Finding the Fourth Proportional to 105,940.74, 146,177.53 and 60,632.58

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Solution

The fourth proportional to 105,940.74, 146,177.53 and 60,632.58 is: 83,661.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,940.74 : 146,177.53 = 60,632.58 : x
  2. Step 2: Convert to fraction form
    105,940.74/146,177.53 = 60,632.58/x
  3. Step 3: Cross multiply
    105,940.74x = 146,177.53 × 60,632.58
  4. Step 4: Simplify right side
    105,940.74x = 8,863,120,781.93
  5. Step 5: Solve for x
    x = 8,863,120,781.93/105,940.74
  6. Step 6: Final answer
    x = 83,661.12

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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.