Home / 219,916.80-329,875.20-95,500.80

Finding the Fourth Proportional to 219,916.80, 329,875.20 and 95,500.80

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Solution

The fourth proportional to 219,916.80, 329,875.20 and 95,500.80 is: 143,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,916.80 : 329,875.20 = 95,500.80 : x
  2. Step 2: Convert to fraction form
    219,916.80/329,875.20 = 95,500.80/x
  3. Step 3: Cross multiply
    219,916.80x = 329,875.20 × 95,500.80
  4. Step 4: Simplify right side
    219,916.80x = 31,503,345,500.16
  5. Step 5: Solve for x
    x = 31,503,345,500.16/219,916.80
  6. Step 6: Final answer
    x = 143,251.20

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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.