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Finding the Fourth Proportional to 7,495.77, 10,343.73 and 4,138.50

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Solution

The fourth proportional to 7,495.77, 10,343.73 and 4,138.50 is: 5,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.77 : 10,343.73 = 4,138.50 : x
  2. Step 2: Convert to fraction form
    7,495.77/10,343.73 = 4,138.50/x
  3. Step 3: Cross multiply
    7,495.77x = 10,343.73 × 4,138.50
  4. Step 4: Simplify right side
    7,495.77x = 42,807,526.61
  5. Step 5: Solve for x
    x = 42,807,526.61/7,495.77
  6. Step 6: Final answer
    x = 5,710.89

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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.