Home / 162,043.40-223,640.09-94,045.73

Finding the Fourth Proportional to 162,043.40, 223,640.09 and 94,045.73

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Solution

The fourth proportional to 162,043.40, 223,640.09 and 94,045.73 is: 129,794.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,043.40 : 223,640.09 = 94,045.73 : x
  2. Step 2: Convert to fraction form
    162,043.40/223,640.09 = 94,045.73/x
  3. Step 3: Cross multiply
    162,043.40x = 223,640.09 × 94,045.73
  4. Step 4: Simplify right side
    162,043.40x = 21,032,394,285.56
  5. Step 5: Solve for x
    x = 21,032,394,285.56/162,043.40
  6. Step 6: Final answer
    x = 129,794.82

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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.