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Finding the Fourth Proportional to 14,096.16, 19,452.96 and 7,808.88

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Solution

The fourth proportional to 14,096.16, 19,452.96 and 7,808.88 is: 10,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,096.16 : 19,452.96 = 7,808.88 : x
  2. Step 2: Convert to fraction form
    14,096.16/19,452.96 = 7,808.88/x
  3. Step 3: Cross multiply
    14,096.16x = 19,452.96 × 7,808.88
  4. Step 4: Simplify right side
    14,096.16x = 151,905,830.28
  5. Step 5: Solve for x
    x = 151,905,830.28/14,096.16
  6. Step 6: Final answer
    x = 10,776.40

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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.