Home / 77,633.19-116,474.40-27,712.22

Finding the Fourth Proportional to 77,633.19, 116,474.40 and 27,712.22

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Solution

The fourth proportional to 77,633.19, 116,474.40 and 27,712.22 is: 41,577.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,633.19 : 116,474.40 = 27,712.22 : x
  2. Step 2: Convert to fraction form
    77,633.19/116,474.40 = 27,712.22/x
  3. Step 3: Cross multiply
    77,633.19x = 116,474.40 × 27,712.22
  4. Step 4: Simplify right side
    77,633.19x = 3,227,763,614.80
  5. Step 5: Solve for x
    x = 3,227,763,614.80/77,633.19
  6. Step 6: Final answer
    x = 41,577.11

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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.