Home / 69,499.40-104,318.54-38,349.32

Finding the Fourth Proportional to 69,499.40, 104,318.54 and 38,349.32

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Solution

The fourth proportional to 69,499.40, 104,318.54 and 38,349.32 is: 57,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,499.40 : 104,318.54 = 38,349.32 : x
  2. Step 2: Convert to fraction form
    69,499.40/104,318.54 = 38,349.32/x
  3. Step 3: Cross multiply
    69,499.40x = 104,318.54 × 38,349.32
  4. Step 4: Simplify right side
    69,499.40x = 4,000,545,072.39
  5. Step 5: Solve for x
    x = 4,000,545,072.39/69,499.40
  6. Step 6: Final answer
    x = 57,562.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.