Home / 133,034.68-183,583.26-79,292.02

Finding the Fourth Proportional to 133,034.68, 183,583.26 and 79,292.02

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Solution

The fourth proportional to 133,034.68, 183,583.26 and 79,292.02 is: 109,420.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,034.68 : 183,583.26 = 79,292.02 : x
  2. Step 2: Convert to fraction form
    133,034.68/183,583.26 = 79,292.02/x
  3. Step 3: Cross multiply
    133,034.68x = 183,583.26 × 79,292.02
  4. Step 4: Simplify right side
    133,034.68x = 14,556,687,523.59
  5. Step 5: Solve for x
    x = 14,556,687,523.59/133,034.68
  6. Step 6: Final answer
    x = 109,420.25

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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.