Home / 84,304.08-116,362.80-52,453.98

Finding the Fourth Proportional to 84,304.08, 116,362.80 and 52,453.98

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Solution

The fourth proportional to 84,304.08, 116,362.80 and 52,453.98 is: 72,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,304.08 : 116,362.80 = 52,453.98 : x
  2. Step 2: Convert to fraction form
    84,304.08/116,362.80 = 52,453.98/x
  3. Step 3: Cross multiply
    84,304.08x = 116,362.80 × 52,453.98
  4. Step 4: Simplify right side
    84,304.08x = 6,103,691,983.94
  5. Step 5: Solve for x
    x = 6,103,691,983.94/84,304.08
  6. Step 6: Final answer
    x = 72,400.91

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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.