Home / 147,935.56-204,151.80-80,867.56

Finding the Fourth Proportional to 147,935.56, 204,151.80 and 80,867.56

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Solution

The fourth proportional to 147,935.56, 204,151.80 and 80,867.56 is: 111,597.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,935.56 : 204,151.80 = 80,867.56 : x
  2. Step 2: Convert to fraction form
    147,935.56/204,151.80 = 80,867.56/x
  3. Step 3: Cross multiply
    147,935.56x = 204,151.80 × 80,867.56
  4. Step 4: Simplify right side
    147,935.56x = 16,509,257,935.61
  5. Step 5: Solve for x
    x = 16,509,257,935.61/147,935.56
  6. Step 6: Final answer
    x = 111,597.63

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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.