Home / 102,618.26-141,636.82-60,190.46

Finding the Fourth Proportional to 102,618.26, 141,636.82 and 60,190.46

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Solution

The fourth proportional to 102,618.26, 141,636.82 and 60,190.46 is: 83,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,618.26 : 141,636.82 = 60,190.46 : x
  2. Step 2: Convert to fraction form
    102,618.26/141,636.82 = 60,190.46/x
  3. Step 3: Cross multiply
    102,618.26x = 141,636.82 × 60,190.46
  4. Step 4: Simplify right side
    102,618.26x = 8,525,185,348.74
  5. Step 5: Solve for x
    x = 8,525,185,348.74/102,618.26
  6. Step 6: Final answer
    x = 83,076.69

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1.5x scale

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.