Home / 133,715.94-184,611.90-86,052.12

Finding the Fourth Proportional to 133,715.94, 184,611.90 and 86,052.12

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Solution

The fourth proportional to 133,715.94, 184,611.90 and 86,052.12 is: 118,805.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,715.94 : 184,611.90 = 86,052.12 : x
  2. Step 2: Convert to fraction form
    133,715.94/184,611.90 = 86,052.12/x
  3. Step 3: Cross multiply
    133,715.94x = 184,611.90 × 86,052.12
  4. Step 4: Simplify right side
    133,715.94x = 15,886,245,372.23
  5. Step 5: Solve for x
    x = 15,886,245,372.23/133,715.94
  6. Step 6: Final answer
    x = 118,805.92

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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.