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Finding the Fourth Proportional to 14,019, 19,346.58 and 8,051.73

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Solution

The fourth proportional to 14,019, 19,346.58 and 8,051.73 is: 11,111.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019 : 19,346.58 = 8,051.73 : x
  2. Step 2: Convert to fraction form
    14,019/19,346.58 = 8,051.73/x
  3. Step 3: Cross multiply
    14,019x = 19,346.58 × 8,051.73
  4. Step 4: Simplify right side
    14,019x = 155,773,438.58
  5. Step 5: Solve for x
    x = 155,773,438.58/14,019
  6. Step 6: Final answer
    x = 11,111.59

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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.