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Finding the Fourth Proportional to 172,673.76, 259,025.30 and 48,014.76

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Solution

The fourth proportional to 172,673.76, 259,025.30 and 48,014.76 is: 72,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,673.76 : 259,025.30 = 48,014.76 : x
  2. Step 2: Convert to fraction form
    172,673.76/259,025.30 = 48,014.76/x
  3. Step 3: Cross multiply
    172,673.76x = 259,025.30 × 48,014.76
  4. Step 4: Simplify right side
    172,673.76x = 12,437,037,613.43
  5. Step 5: Solve for x
    x = 12,437,037,613.43/172,673.76
  6. Step 6: Final answer
    x = 72,026.22

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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.