Home / 218,260.23-326,782.06-111,414.35

Finding the Fourth Proportional to 218,260.23, 326,782.06 and 111,414.35

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Solution

The fourth proportional to 218,260.23, 326,782.06 and 111,414.35 is: 166,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,260.23 : 326,782.06 = 111,414.35 : x
  2. Step 2: Convert to fraction form
    218,260.23/326,782.06 = 111,414.35/x
  3. Step 3: Cross multiply
    218,260.23x = 326,782.06 × 111,414.35
  4. Step 4: Simplify right side
    218,260.23x = 36,408,208,894.11
  5. Step 5: Solve for x
    x = 36,408,208,894.11/218,260.23
  6. Step 6: Final answer
    x = 166,811.01

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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.