Home / 226,421.80-339,632.70-146,705.65

Finding the Fourth Proportional to 226,421.80, 339,632.70 and 146,705.65

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Solution

The fourth proportional to 226,421.80, 339,632.70 and 146,705.65 is: 220,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,421.80 : 339,632.70 = 146,705.65 : x
  2. Step 2: Convert to fraction form
    226,421.80/339,632.70 = 146,705.65/x
  3. Step 3: Cross multiply
    226,421.80x = 339,632.70 × 146,705.65
  4. Step 4: Simplify right side
    226,421.80x = 49,826,036,014.76
  5. Step 5: Solve for x
    x = 49,826,036,014.76/226,421.80
  6. Step 6: Final answer
    x = 220,058.48

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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.