Home / 220,606.24-304,433.76-120,004.24

Finding the Fourth Proportional to 220,606.24, 304,433.76 and 120,004.24

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Solution

The fourth proportional to 220,606.24, 304,433.76 and 120,004.24 is: 165,604.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,606.24 : 304,433.76 = 120,004.24 : x
  2. Step 2: Convert to fraction form
    220,606.24/304,433.76 = 120,004.24/x
  3. Step 3: Cross multiply
    220,606.24x = 304,433.76 × 120,004.24
  4. Step 4: Simplify right side
    220,606.24x = 36,533,341,999.14
  5. Step 5: Solve for x
    x = 36,533,341,999.14/220,606.24
  6. Step 6: Final answer
    x = 165,604.30

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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.