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Finding the Fourth Proportional to 7,307.98, 10,073.16 and 5,711.81

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Solution

The fourth proportional to 7,307.98, 10,073.16 and 5,711.81 is: 7,873.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.98 : 10,073.16 = 5,711.81 : x
  2. Step 2: Convert to fraction form
    7,307.98/10,073.16 = 5,711.81/x
  3. Step 3: Cross multiply
    7,307.98x = 10,073.16 × 5,711.81
  4. Step 4: Simplify right side
    7,307.98x = 57,535,925.65
  5. Step 5: Solve for x
    x = 57,535,925.65/7,307.98
  6. Step 6: Final answer
    x = 7,873.03

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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.