Home / 39,792.80-59,699.43-11,713.74

Finding the Fourth Proportional to 39,792.80, 59,699.43 and 11,713.74

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Solution

The fourth proportional to 39,792.80, 59,699.43 and 11,713.74 is: 17,573.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,792.80 : 59,699.43 = 11,713.74 : x
  2. Step 2: Convert to fraction form
    39,792.80/59,699.43 = 11,713.74/x
  3. Step 3: Cross multiply
    39,792.80x = 59,699.43 × 11,713.74
  4. Step 4: Simplify right side
    39,792.80x = 699,303,601.17
  5. Step 5: Solve for x
    x = 699,303,601.17/39,792.80
  6. Step 6: Final answer
    x = 17,573.62

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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.