Home / 151,353.15-227,029.73-84,923.03

Finding the Fourth Proportional to 151,353.15, 227,029.73 and 84,923.03

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Solution

The fourth proportional to 151,353.15, 227,029.73 and 84,923.03 is: 127,384.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,353.15 : 227,029.73 = 84,923.03 : x
  2. Step 2: Convert to fraction form
    151,353.15/227,029.73 = 84,923.03/x
  3. Step 3: Cross multiply
    151,353.15x = 227,029.73 × 84,923.03
  4. Step 4: Simplify right side
    151,353.15x = 19,280,051,011.92
  5. Step 5: Solve for x
    x = 19,280,051,011.92/151,353.15
  6. Step 6: Final answer
    x = 127,384.54

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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.