Home / 194,748.70-292,123.05-192,124.30

Finding the Fourth Proportional to 194,748.70, 292,123.05 and 192,124.30

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Solution

The fourth proportional to 194,748.70, 292,123.05 and 192,124.30 is: 288,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,748.70 : 292,123.05 = 192,124.30 : x
  2. Step 2: Convert to fraction form
    194,748.70/292,123.05 = 192,124.30/x
  3. Step 3: Cross multiply
    194,748.70x = 292,123.05 × 192,124.30
  4. Step 4: Simplify right side
    194,748.70x = 56,123,936,495.12
  5. Step 5: Solve for x
    x = 56,123,936,495.12/194,748.70
  6. Step 6: Final answer
    x = 288,186.45

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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.