Home / 130,899.33-196,334.37-36,136.62

Finding the Fourth Proportional to 130,899.33, 196,334.37 and 36,136.62

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Solution

The fourth proportional to 130,899.33, 196,334.37 and 36,136.62 is: 54,200.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,899.33 : 196,334.37 = 36,136.62 : x
  2. Step 2: Convert to fraction form
    130,899.33/196,334.37 = 36,136.62/x
  3. Step 3: Cross multiply
    130,899.33x = 196,334.37 × 36,136.62
  4. Step 4: Simplify right side
    130,899.33x = 7,094,860,521.63
  5. Step 5: Solve for x
    x = 7,094,860,521.63/130,899.33
  6. Step 6: Final answer
    x = 54,200.89

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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.