Home / 63,069.09-86,944.91-49,616.98

Finding the Fourth Proportional to 63,069.09, 86,944.91 and 49,616.98

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Solution

The fourth proportional to 63,069.09, 86,944.91 and 49,616.98 is: 68,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,069.09 : 86,944.91 = 49,616.98 : x
  2. Step 2: Convert to fraction form
    63,069.09/86,944.91 = 49,616.98/x
  3. Step 3: Cross multiply
    63,069.09x = 86,944.91 × 49,616.98
  4. Step 4: Simplify right side
    63,069.09x = 4,313,943,860.57
  5. Step 5: Solve for x
    x = 4,313,943,860.57/63,069.09
  6. Step 6: Final answer
    x = 68,400.29

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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.