Home / 105,512.27-145,606.55-60,190.17

Finding the Fourth Proportional to 105,512.27, 145,606.55 and 60,190.17

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Solution

The fourth proportional to 105,512.27, 145,606.55 and 60,190.17 is: 83,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,512.27 : 145,606.55 = 60,190.17 : x
  2. Step 2: Convert to fraction form
    105,512.27/145,606.55 = 60,190.17/x
  3. Step 3: Cross multiply
    105,512.27x = 145,606.55 × 60,190.17
  4. Step 4: Simplify right side
    105,512.27x = 8,764,082,969.67
  5. Step 5: Solve for x
    x = 8,764,082,969.67/105,512.27
  6. Step 6: Final answer
    x = 83,062.22

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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.