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Finding the Fourth Proportional to 167,123.40, 250,574.40 and 92,279.40

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Solution

The fourth proportional to 167,123.40, 250,574.40 and 92,279.40 is: 138,357.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,123.40 : 250,574.40 = 92,279.40 : x
  2. Step 2: Convert to fraction form
    167,123.40/250,574.40 = 92,279.40/x
  3. Step 3: Cross multiply
    167,123.40x = 250,574.40 × 92,279.40
  4. Step 4: Simplify right side
    167,123.40x = 23,122,855,287.36
  5. Step 5: Solve for x
    x = 23,122,855,287.36/167,123.40
  6. Step 6: Final answer
    x = 138,357.98

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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.