Home / 105,517.09-145,600.02-60,192.37

Finding the Fourth Proportional to 105,517.09, 145,600.02 and 60,192.37

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Solution

The fourth proportional to 105,517.09, 145,600.02 and 60,192.37 is: 83,057.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,517.09 : 145,600.02 = 60,192.37 : x
  2. Step 2: Convert to fraction form
    105,517.09/145,600.02 = 60,192.37/x
  3. Step 3: Cross multiply
    105,517.09x = 145,600.02 × 60,192.37
  4. Step 4: Simplify right side
    105,517.09x = 8,764,010,275.85
  5. Step 5: Solve for x
    x = 8,764,010,275.85/105,517.09
  6. Step 6: Final answer
    x = 83,057.73

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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.