Home / 219,586.60-329,083.26-160,143.40

Finding the Fourth Proportional to 219,586.60, 329,083.26 and 160,143.40

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Solution

The fourth proportional to 219,586.60, 329,083.26 and 160,143.40 is: 239,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,586.60 : 329,083.26 = 160,143.40 : x
  2. Step 2: Convert to fraction form
    219,586.60/329,083.26 = 160,143.40/x
  3. Step 3: Cross multiply
    219,586.60x = 329,083.26 × 160,143.40
  4. Step 4: Simplify right side
    219,586.60x = 52,700,512,139.48
  5. Step 5: Solve for x
    x = 52,700,512,139.48/219,586.60
  6. Step 6: Final answer
    x = 239,998.76

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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.