Home / 116,217.60-173,886.39-68,858.07

Finding the Fourth Proportional to 116,217.60, 173,886.39 and 68,858.07

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Solution

The fourth proportional to 116,217.60, 173,886.39 and 68,858.07 is: 103,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,217.60 : 173,886.39 = 68,858.07 : x
  2. Step 2: Convert to fraction form
    116,217.60/173,886.39 = 68,858.07/x
  3. Step 3: Cross multiply
    116,217.60x = 173,886.39 × 68,858.07
  4. Step 4: Simplify right side
    116,217.60x = 11,973,481,214.67
  5. Step 5: Solve for x
    x = 11,973,481,214.67/116,217.60
  6. Step 6: Final answer
    x = 103,026.40

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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.