Home / 144,226.36-216,045.78-117,667

Finding the Fourth Proportional to 144,226.36, 216,045.78 and 117,667

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Solution

The fourth proportional to 144,226.36, 216,045.78 and 117,667 is: 176,260.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,226.36 : 216,045.78 = 117,667 : x
  2. Step 2: Convert to fraction form
    144,226.36/216,045.78 = 117,667/x
  3. Step 3: Cross multiply
    144,226.36x = 216,045.78 × 117,667
  4. Step 4: Simplify right side
    144,226.36x = 25,421,458,795.26
  5. Step 5: Solve for x
    x = 25,421,458,795.26/144,226.36
  6. Step 6: Final answer
    x = 176,260.84

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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.