Home / 222,605.18-307,301.54-127,093.43

Finding the Fourth Proportional to 222,605.18, 307,301.54 and 127,093.43

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Solution

The fourth proportional to 222,605.18, 307,301.54 and 127,093.43 is: 175,449.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,605.18 : 307,301.54 = 127,093.43 : x
  2. Step 2: Convert to fraction form
    222,605.18/307,301.54 = 127,093.43/x
  3. Step 3: Cross multiply
    222,605.18x = 307,301.54 × 127,093.43
  4. Step 4: Simplify right side
    222,605.18x = 39,056,004,590.91
  5. Step 5: Solve for x
    x = 39,056,004,590.91/222,605.18
  6. Step 6: Final answer
    x = 175,449.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.