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Finding the Fourth Proportional to 173,045.34, 259,566.48 and 54,716.76

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Solution

The fourth proportional to 173,045.34, 259,566.48 and 54,716.76 is: 82,074.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,045.34 : 259,566.48 = 54,716.76 : x
  2. Step 2: Convert to fraction form
    173,045.34/259,566.48 = 54,716.76/x
  3. Step 3: Cross multiply
    173,045.34x = 259,566.48 × 54,716.76
  4. Step 4: Simplify right side
    173,045.34x = 14,202,636,790.20
  5. Step 5: Solve for x
    x = 14,202,636,790.20/173,045.34
  6. Step 6: Final answer
    x = 82,074.66

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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.