Home / 179,938.80-269,908.20-151,945.20

Finding the Fourth Proportional to 179,938.80, 269,908.20 and 151,945.20

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Solution

The fourth proportional to 179,938.80, 269,908.20 and 151,945.20 is: 227,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,938.80 : 269,908.20 = 151,945.20 : x
  2. Step 2: Convert to fraction form
    179,938.80/269,908.20 = 151,945.20/x
  3. Step 3: Cross multiply
    179,938.80x = 269,908.20 × 151,945.20
  4. Step 4: Simplify right side
    179,938.80x = 41,011,255,430.64
  5. Step 5: Solve for x
    x = 41,011,255,430.64/179,938.80
  6. Step 6: Final answer
    x = 227,917.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.