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Finding the Fourth Proportional to 173,381.52, 260,279.70 and 103,293.84

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Solution

The fourth proportional to 173,381.52, 260,279.70 and 103,293.84 is: 155,064.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,381.52 : 260,279.70 = 103,293.84 : x
  2. Step 2: Convert to fraction form
    173,381.52/260,279.70 = 103,293.84/x
  3. Step 3: Cross multiply
    173,381.52x = 260,279.70 × 103,293.84
  4. Step 4: Simplify right side
    173,381.52x = 26,885,289,687.05
  5. Step 5: Solve for x
    x = 26,885,289,687.05/173,381.52
  6. Step 6: Final answer
    x = 155,064.33

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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.