Home / 150,947.14-208,299.45-83,877.70

Finding the Fourth Proportional to 150,947.14, 208,299.45 and 83,877.70

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Solution

The fourth proportional to 150,947.14, 208,299.45 and 83,877.70 is: 115,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,947.14 : 208,299.45 = 83,877.70 : x
  2. Step 2: Convert to fraction form
    150,947.14/208,299.45 = 83,877.70/x
  3. Step 3: Cross multiply
    150,947.14x = 208,299.45 × 83,877.70
  4. Step 4: Simplify right side
    150,947.14x = 17,471,678,777.27
  5. Step 5: Solve for x
    x = 17,471,678,777.27/150,947.14
  6. Step 6: Final answer
    x = 115,747.00

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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.