Home / 132,784.60-199,213.71-57,911.26

Finding the Fourth Proportional to 132,784.60, 199,213.71 and 57,911.26

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Solution

The fourth proportional to 132,784.60, 199,213.71 and 57,911.26 is: 86,882.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,784.60 : 199,213.71 = 57,911.26 : x
  2. Step 2: Convert to fraction form
    132,784.60/199,213.71 = 57,911.26/x
  3. Step 3: Cross multiply
    132,784.60x = 199,213.71 × 57,911.26
  4. Step 4: Simplify right side
    132,784.60x = 11,536,716,955.37
  5. Step 5: Solve for x
    x = 11,536,716,955.37/132,784.60
  6. Step 6: Final answer
    x = 86,882.94

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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.