Home / 110,996.53-154,208.41-109,667.93

Finding the Fourth Proportional to 110,996.53, 154,208.41 and 109,667.93

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Solution

The fourth proportional to 110,996.53, 154,208.41 and 109,667.93 is: 152,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,996.53 : 154,208.41 = 109,667.93 : x
  2. Step 2: Convert to fraction form
    110,996.53/154,208.41 = 109,667.93/x
  3. Step 3: Cross multiply
    110,996.53x = 154,208.41 × 109,667.93
  4. Step 4: Simplify right side
    110,996.53x = 16,911,716,068.08
  5. Step 5: Solve for x
    x = 16,911,716,068.08/110,996.53
  6. Step 6: Final answer
    x = 152,362.57

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.