Home / 146,533.76-202,218.01-86,105.73

Finding the Fourth Proportional to 146,533.76, 202,218.01 and 86,105.73

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Solution

The fourth proportional to 146,533.76, 202,218.01 and 86,105.73 is: 118,826.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,533.76 : 202,218.01 = 86,105.73 : x
  2. Step 2: Convert to fraction form
    146,533.76/202,218.01 = 86,105.73/x
  3. Step 3: Cross multiply
    146,533.76x = 202,218.01 × 86,105.73
  4. Step 4: Simplify right side
    146,533.76x = 17,412,129,370.20
  5. Step 5: Solve for x
    x = 17,412,129,370.20/146,533.76
  6. Step 6: Final answer
    x = 118,826.75

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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.