Home / 61,340.49-92,010.61-19,223.79

Finding the Fourth Proportional to 61,340.49, 92,010.61 and 19,223.79

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Solution

The fourth proportional to 61,340.49, 92,010.61 and 19,223.79 is: 28,835.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,340.49 : 92,010.61 = 19,223.79 : x
  2. Step 2: Convert to fraction form
    61,340.49/92,010.61 = 19,223.79/x
  3. Step 3: Cross multiply
    61,340.49x = 92,010.61 × 19,223.79
  4. Step 4: Simplify right side
    61,340.49x = 1,768,792,644.41
  5. Step 5: Solve for x
    x = 1,768,792,644.41/61,340.49
  6. Step 6: Final answer
    x = 28,835.65

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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.