Home / 133,096.48-183,713.04-79,419.04

Finding the Fourth Proportional to 133,096.48, 183,713.04 and 79,419.04

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Solution

The fourth proportional to 133,096.48, 183,713.04 and 79,419.04 is: 109,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,096.48 : 183,713.04 = 79,419.04 : x
  2. Step 2: Convert to fraction form
    133,096.48/183,713.04 = 79,419.04/x
  3. Step 3: Cross multiply
    133,096.48x = 183,713.04 × 79,419.04
  4. Step 4: Simplify right side
    133,096.48x = 14,590,313,272.28
  5. Step 5: Solve for x
    x = 14,590,313,272.28/133,096.48
  6. Step 6: Final answer
    x = 109,622.08

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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.