Home / 227,621.70-341,432.55-147,905.55

Finding the Fourth Proportional to 227,621.70, 341,432.55 and 147,905.55

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Solution

The fourth proportional to 227,621.70, 341,432.55 and 147,905.55 is: 221,858.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,621.70 : 341,432.55 = 147,905.55 : x
  2. Step 2: Convert to fraction form
    227,621.70/341,432.55 = 147,905.55/x
  3. Step 3: Cross multiply
    227,621.70x = 341,432.55 × 147,905.55
  4. Step 4: Simplify right side
    227,621.70x = 50,499,769,095.65
  5. Step 5: Solve for x
    x = 50,499,769,095.65/227,621.70
  6. Step 6: Final answer
    x = 221,858.33

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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.