Home / 151,376.20-227,166.70-84,816.20

Finding the Fourth Proportional to 151,376.20, 227,166.70 and 84,816.20

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Solution

The fourth proportional to 151,376.20, 227,166.70 and 84,816.20 is: 127,281.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,376.20 : 227,166.70 = 84,816.20 : x
  2. Step 2: Convert to fraction form
    151,376.20/227,166.70 = 84,816.20/x
  3. Step 3: Cross multiply
    151,376.20x = 227,166.70 × 84,816.20
  4. Step 4: Simplify right side
    151,376.20x = 19,267,416,260.54
  5. Step 5: Solve for x
    x = 19,267,416,260.54/151,376.20
  6. Step 6: Final answer
    x = 127,281.67

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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.