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Finding the Fourth Proportional to 14,132.03, 19,502.49 and 7,758.87

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Solution

The fourth proportional to 14,132.03, 19,502.49 and 7,758.87 is: 10,707.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.03 : 19,502.49 = 7,758.87 : x
  2. Step 2: Convert to fraction form
    14,132.03/19,502.49 = 7,758.87/x
  3. Step 3: Cross multiply
    14,132.03x = 19,502.49 × 7,758.87
  4. Step 4: Simplify right side
    14,132.03x = 151,317,284.59
  5. Step 5: Solve for x
    x = 151,317,284.59/14,132.03
  6. Step 6: Final answer
    x = 10,707.40

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