Home / 237,577.49-356,290.79-77,616.97

Finding the Fourth Proportional to 237,577.49, 356,290.79 and 77,616.97

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Solution

The fourth proportional to 237,577.49, 356,290.79 and 77,616.97 is: 116,400.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,577.49 : 356,290.79 = 77,616.97 : x
  2. Step 2: Convert to fraction form
    237,577.49/356,290.79 = 77,616.97/x
  3. Step 3: Cross multiply
    237,577.49x = 356,290.79 × 77,616.97
  4. Step 4: Simplify right side
    237,577.49x = 27,654,212,720.63
  5. Step 5: Solve for x
    x = 27,654,212,720.63/237,577.49
  6. Step 6: Final answer
    x = 116,400.81

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1.5x scale

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.