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Finding the Fourth Proportional to 14,094.66, 19,451.07 and 7,807.62

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Solution

The fourth proportional to 14,094.66, 19,451.07 and 7,807.62 is: 10,774.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,094.66 : 19,451.07 = 7,807.62 : x
  2. Step 2: Convert to fraction form
    14,094.66/19,451.07 = 7,807.62/x
  3. Step 3: Cross multiply
    14,094.66x = 19,451.07 × 7,807.62
  4. Step 4: Simplify right side
    14,094.66x = 151,866,563.15
  5. Step 5: Solve for x
    x = 151,866,563.15/14,094.66
  6. Step 6: Final answer
    x = 10,774.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.