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Finding the Fourth Proportional to 7,655.02, 10,567.95 and 5,150.31

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Solution

The fourth proportional to 7,655.02, 10,567.95 and 5,150.31 is: 7,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.02 : 10,567.95 = 5,150.31 : x
  2. Step 2: Convert to fraction form
    7,655.02/10,567.95 = 5,150.31/x
  3. Step 3: Cross multiply
    7,655.02x = 10,567.95 × 5,150.31
  4. Step 4: Simplify right side
    7,655.02x = 54,428,218.56
  5. Step 5: Solve for x
    x = 54,428,218.56/7,655.02
  6. Step 6: Final answer
    x = 7,110.13

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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.