Home / 219,725.40-329,588.10-192,077.40

Finding the Fourth Proportional to 219,725.40, 329,588.10 and 192,077.40

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Solution

The fourth proportional to 219,725.40, 329,588.10 and 192,077.40 is: 288,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,725.40 : 329,588.10 = 192,077.40 : x
  2. Step 2: Convert to fraction form
    219,725.40/329,588.10 = 192,077.40/x
  3. Step 3: Cross multiply
    219,725.40x = 329,588.10 × 192,077.40
  4. Step 4: Simplify right side
    219,725.40x = 63,306,425,318.94
  5. Step 5: Solve for x
    x = 63,306,425,318.94/219,725.40
  6. Step 6: Final answer
    x = 288,116.10

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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.