Home / 147,758.52-203,906.02-83,227.59

Finding the Fourth Proportional to 147,758.52, 203,906.02 and 83,227.59

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Solution

The fourth proportional to 147,758.52, 203,906.02 and 83,227.59 is: 114,853.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,758.52 : 203,906.02 = 83,227.59 : x
  2. Step 2: Convert to fraction form
    147,758.52/203,906.02 = 83,227.59/x
  3. Step 3: Cross multiply
    147,758.52x = 203,906.02 × 83,227.59
  4. Step 4: Simplify right side
    147,758.52x = 16,970,606,631.09
  5. Step 5: Solve for x
    x = 16,970,606,631.09/147,758.52
  6. Step 6: Final answer
    x = 114,853.66

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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.