Home / 114,639.49-171,842.60-106,153.93

Finding the Fourth Proportional to 114,639.49, 171,842.60 and 106,153.93

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Solution

The fourth proportional to 114,639.49, 171,842.60 and 106,153.93 is: 159,122.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,639.49 : 171,842.60 = 106,153.93 : x
  2. Step 2: Convert to fraction form
    114,639.49/171,842.60 = 106,153.93/x
  3. Step 3: Cross multiply
    114,639.49x = 171,842.60 × 106,153.93
  4. Step 4: Simplify right side
    114,639.49x = 18,241,766,800.65
  5. Step 5: Solve for x
    x = 18,241,766,800.65/114,639.49
  6. Step 6: Final answer
    x = 159,122.89

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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.