Home / 231,984.78-347,935.44-105,595.62

Finding the Fourth Proportional to 231,984.78, 347,935.44 and 105,595.62

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Solution

The fourth proportional to 231,984.78, 347,935.44 and 105,595.62 is: 158,374.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,984.78 : 347,935.44 = 105,595.62 : x
  2. Step 2: Convert to fraction form
    231,984.78/347,935.44 = 105,595.62/x
  3. Step 3: Cross multiply
    231,984.78x = 347,935.44 × 105,595.62
  4. Step 4: Simplify right side
    231,984.78x = 36,740,458,506.77
  5. Step 5: Solve for x
    x = 36,740,458,506.77/231,984.78
  6. Step 6: Final answer
    x = 158,374.44

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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.