Home / 55,721.80-83,583.06-16,306.36

Finding the Fourth Proportional to 55,721.80, 83,583.06 and 16,306.36

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Solution

The fourth proportional to 55,721.80, 83,583.06 and 16,306.36 is: 24,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,721.80 : 83,583.06 = 16,306.36 : x
  2. Step 2: Convert to fraction form
    55,721.80/83,583.06 = 16,306.36/x
  3. Step 3: Cross multiply
    55,721.80x = 83,583.06 × 16,306.36
  4. Step 4: Simplify right side
    55,721.80x = 1,362,935,466.26
  5. Step 5: Solve for x
    x = 1,362,935,466.26/55,721.80
  6. Step 6: Final answer
    x = 24,459.65

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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.