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Finding the Fourth Proportional to 45,900.96, 68,851.44 and 14,758.08

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Solution

The fourth proportional to 45,900.96, 68,851.44 and 14,758.08 is: 22,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,900.96 : 68,851.44 = 14,758.08 : x
  2. Step 2: Convert to fraction form
    45,900.96/68,851.44 = 14,758.08/x
  3. Step 3: Cross multiply
    45,900.96x = 68,851.44 × 14,758.08
  4. Step 4: Simplify right side
    45,900.96x = 1,016,115,059.64
  5. Step 5: Solve for x
    x = 1,016,115,059.64/45,900.96
  6. Step 6: Final answer
    x = 22,137.12

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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.