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Finding the Fourth Proportional to 8,656.58, 11,945.13 and 5,300.24

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Solution

The fourth proportional to 8,656.58, 11,945.13 and 5,300.24 is: 7,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,656.58 : 11,945.13 = 5,300.24 : x
  2. Step 2: Convert to fraction form
    8,656.58/11,945.13 = 5,300.24/x
  3. Step 3: Cross multiply
    8,656.58x = 11,945.13 × 5,300.24
  4. Step 4: Simplify right side
    8,656.58x = 63,312,055.83
  5. Step 5: Solve for x
    x = 63,312,055.83/8,656.58
  6. Step 6: Final answer
    x = 7,313.75

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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.