Home / 10,123.39-13,962.75-7,433.76

Finding the Fourth Proportional to 10,123.39, 13,962.75 and 7,433.76

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Solution

The fourth proportional to 10,123.39, 13,962.75 and 7,433.76 is: 10,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123.39 : 13,962.75 = 7,433.76 : x
  2. Step 2: Convert to fraction form
    10,123.39/13,962.75 = 7,433.76/x
  3. Step 3: Cross multiply
    10,123.39x = 13,962.75 × 7,433.76
  4. Step 4: Simplify right side
    10,123.39x = 103,795,756.92
  5. Step 5: Solve for x
    x = 103,795,756.92/10,123.39
  6. Step 6: Final answer
    x = 10,253.06

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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.