Home / 311,926.21-467,925.90-109,460.50

Finding the Fourth Proportional to 311,926.21, 467,925.90 and 109,460.50

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Solution

The fourth proportional to 311,926.21, 467,925.90 and 109,460.50 is: 164,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,926.21 : 467,925.90 = 109,460.50 : x
  2. Step 2: Convert to fraction form
    311,926.21/467,925.90 = 109,460.50/x
  3. Step 3: Cross multiply
    311,926.21x = 467,925.90 × 109,460.50
  4. Step 4: Simplify right side
    311,926.21x = 51,219,402,976.95
  5. Step 5: Solve for x
    x = 51,219,402,976.95/311,926.21
  6. Step 6: Final answer
    x = 164,203.59

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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.