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Finding the Fourth Proportional to 7,337.98, 10,123.95 and 4,191.94

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Solution

The fourth proportional to 7,337.98, 10,123.95 and 4,191.94 is: 5,783.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.98 : 10,123.95 = 4,191.94 : x
  2. Step 2: Convert to fraction form
    7,337.98/10,123.95 = 4,191.94/x
  3. Step 3: Cross multiply
    7,337.98x = 10,123.95 × 4,191.94
  4. Step 4: Simplify right side
    7,337.98x = 42,438,990.96
  5. Step 5: Solve for x
    x = 42,438,990.96/7,337.98
  6. Step 6: Final answer
    x = 5,783.47

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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.