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Finding the Fourth Proportional to 169,193.21, 253,847.12 and 56,885.22

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Solution

The fourth proportional to 169,193.21, 253,847.12 and 56,885.22 is: 85,347.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,193.21 : 253,847.12 = 56,885.22 : x
  2. Step 2: Convert to fraction form
    169,193.21/253,847.12 = 56,885.22/x
  3. Step 3: Cross multiply
    169,193.21x = 253,847.12 × 56,885.22
  4. Step 4: Simplify right side
    169,193.21x = 14,440,148,983.14
  5. Step 5: Solve for x
    x = 14,440,148,983.14/169,193.21
  6. Step 6: Final answer
    x = 85,347.10

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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.