Home / 94,136.01-140,373.62-81,072.33

Finding the Fourth Proportional to 94,136.01, 140,373.62 and 81,072.33

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Solution

The fourth proportional to 94,136.01, 140,373.62 and 81,072.33 is: 120,893.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,136.01 : 140,373.62 = 81,072.33 : x
  2. Step 2: Convert to fraction form
    94,136.01/140,373.62 = 81,072.33/x
  3. Step 3: Cross multiply
    94,136.01x = 140,373.62 × 81,072.33
  4. Step 4: Simplify right side
    94,136.01x = 11,380,416,038.57
  5. Step 5: Solve for x
    x = 11,380,416,038.57/94,136.01
  6. Step 6: Final answer
    x = 120,893.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.