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Finding the Fourth Proportional to 173,432.34, 260,173.30 and 53,499.42

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Solution

The fourth proportional to 173,432.34, 260,173.30 and 53,499.42 is: 80,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,432.34 : 260,173.30 = 53,499.42 : x
  2. Step 2: Convert to fraction form
    173,432.34/260,173.30 = 53,499.42/x
  3. Step 3: Cross multiply
    173,432.34x = 260,173.30 × 53,499.42
  4. Step 4: Simplify right side
    173,432.34x = 13,919,120,649.49
  5. Step 5: Solve for x
    x = 13,919,120,649.49/173,432.34
  6. Step 6: Final answer
    x = 80,256.78

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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.