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Finding the Fourth Proportional to 5,547.83, 7,656.73 and 3,558.87

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Solution

The fourth proportional to 5,547.83, 7,656.73 and 3,558.87 is: 4,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.83 : 7,656.73 = 3,558.87 : x
  2. Step 2: Convert to fraction form
    5,547.83/7,656.73 = 3,558.87/x
  3. Step 3: Cross multiply
    5,547.83x = 7,656.73 × 3,558.87
  4. Step 4: Simplify right side
    5,547.83x = 27,249,297.80
  5. Step 5: Solve for x
    x = 27,249,297.80/5,547.83
  6. Step 6: Final answer
    x = 4,911.71

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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.