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Finding the Fourth Proportional to 173,348.26, 260,054.67 and 54,987.70

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Solution

The fourth proportional to 173,348.26, 260,054.67 and 54,987.70 is: 82,491.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,348.26 : 260,054.67 = 54,987.70 : x
  2. Step 2: Convert to fraction form
    173,348.26/260,054.67 = 54,987.70/x
  3. Step 3: Cross multiply
    173,348.26x = 260,054.67 × 54,987.70
  4. Step 4: Simplify right side
    173,348.26x = 14,299,808,177.56
  5. Step 5: Solve for x
    x = 14,299,808,177.56/173,348.26
  6. Step 6: Final answer
    x = 82,491.79

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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.