Home / 194,940.78-291,968.29-152,556.72

Finding the Fourth Proportional to 194,940.78, 291,968.29 and 152,556.72

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Solution

The fourth proportional to 194,940.78, 291,968.29 and 152,556.72 is: 228,488.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,940.78 : 291,968.29 = 152,556.72 : x
  2. Step 2: Convert to fraction form
    194,940.78/291,968.29 = 152,556.72/x
  3. Step 3: Cross multiply
    194,940.78x = 291,968.29 × 152,556.72
  4. Step 4: Simplify right side
    194,940.78x = 44,541,724,666.41
  5. Step 5: Solve for x
    x = 44,541,724,666.41/194,940.78
  6. Step 6: Final answer
    x = 228,488.49

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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.