Home / 52,390.09-78,583.20-22,807.99

Finding the Fourth Proportional to 52,390.09, 78,583.20 and 22,807.99

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Solution

The fourth proportional to 52,390.09, 78,583.20 and 22,807.99 is: 34,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,390.09 : 78,583.20 = 22,807.99 : x
  2. Step 2: Convert to fraction form
    52,390.09/78,583.20 = 22,807.99/x
  3. Step 3: Cross multiply
    52,390.09x = 78,583.20 × 22,807.99
  4. Step 4: Simplify right side
    52,390.09x = 1,792,324,839.77
  5. Step 5: Solve for x
    x = 1,792,324,839.77/52,390.09
  6. Step 6: Final answer
    x = 34,211.14

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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.