Home / 100,829.85-151,244.78-41,707.95

Finding the Fourth Proportional to 100,829.85, 151,244.78 and 41,707.95

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Solution

The fourth proportional to 100,829.85, 151,244.78 and 41,707.95 is: 62,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,829.85 : 151,244.78 = 41,707.95 : x
  2. Step 2: Convert to fraction form
    100,829.85/151,244.78 = 41,707.95/x
  3. Step 3: Cross multiply
    100,829.85x = 151,244.78 × 41,707.95
  4. Step 4: Simplify right side
    100,829.85x = 6,308,109,513.46
  5. Step 5: Solve for x
    x = 6,308,109,513.46/100,829.85
  6. Step 6: Final answer
    x = 62,561.93

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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.