Home / 114,051.11-157,222.94-79,956.36

Finding the Fourth Proportional to 114,051.11, 157,222.94 and 79,956.36

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Solution

The fourth proportional to 114,051.11, 157,222.94 and 79,956.36 is: 110,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,051.11 : 157,222.94 = 79,956.36 : x
  2. Step 2: Convert to fraction form
    114,051.11/157,222.94 = 79,956.36/x
  3. Step 3: Cross multiply
    114,051.11x = 157,222.94 × 79,956.36
  4. Step 4: Simplify right side
    114,051.11x = 12,570,973,591.12
  5. Step 5: Solve for x
    x = 12,570,973,591.12/114,051.11
  6. Step 6: Final answer
    x = 110,222.29

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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.