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Finding the Fourth Proportional to 9,092.58, 12,547.08 and 5,112.92

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Solution

The fourth proportional to 9,092.58, 12,547.08 and 5,112.92 is: 7,055.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.58 : 12,547.08 = 5,112.92 : x
  2. Step 2: Convert to fraction form
    9,092.58/12,547.08 = 5,112.92/x
  3. Step 3: Cross multiply
    9,092.58x = 12,547.08 × 5,112.92
  4. Step 4: Simplify right side
    9,092.58x = 64,152,216.27
  5. Step 5: Solve for x
    x = 64,152,216.27/9,092.58
  6. Step 6: Final answer
    x = 7,055.45

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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.