Home / 193,834.91-290,562.54-108,487.45

Finding the Fourth Proportional to 193,834.91, 290,562.54 and 108,487.45

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Solution

The fourth proportional to 193,834.91, 290,562.54 and 108,487.45 is: 162,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,834.91 : 290,562.54 = 108,487.45 : x
  2. Step 2: Convert to fraction form
    193,834.91/290,562.54 = 108,487.45/x
  3. Step 3: Cross multiply
    193,834.91x = 290,562.54 × 108,487.45
  4. Step 4: Simplify right side
    193,834.91x = 31,522,389,030.12
  5. Step 5: Solve for x
    x = 31,522,389,030.12/193,834.91
  6. Step 6: Final answer
    x = 162,624.93

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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.