Home / 34,583.16-47,727.18-19,679.16

Finding the Fourth Proportional to 34,583.16, 47,727.18 and 19,679.16

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Solution

The fourth proportional to 34,583.16, 47,727.18 and 19,679.16 is: 27,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,583.16 : 47,727.18 = 19,679.16 : x
  2. Step 2: Convert to fraction form
    34,583.16/47,727.18 = 19,679.16/x
  3. Step 3: Cross multiply
    34,583.16x = 47,727.18 × 19,679.16
  4. Step 4: Simplify right side
    34,583.16x = 939,230,811.57
  5. Step 5: Solve for x
    x = 939,230,811.57/34,583.16
  6. Step 6: Final answer
    x = 27,158.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.