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Finding the Fourth Proportional to 14,101.16, 19,459.56 and 7,813.52

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Solution

The fourth proportional to 14,101.16, 19,459.56 and 7,813.52 is: 10,782.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.16 : 19,459.56 = 7,813.52 : x
  2. Step 2: Convert to fraction form
    14,101.16/19,459.56 = 7,813.52/x
  3. Step 3: Cross multiply
    14,101.16x = 19,459.56 × 7,813.52
  4. Step 4: Simplify right side
    14,101.16x = 152,047,661.25
  5. Step 5: Solve for x
    x = 152,047,661.25/14,101.16
  6. Step 6: Final answer
    x = 10,782.63

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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.