Home / 194,237.10-291,392.40-75,900.96

Finding the Fourth Proportional to 194,237.10, 291,392.40 and 75,900.96

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Solution

The fourth proportional to 194,237.10, 291,392.40 and 75,900.96 is: 113,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,237.10 : 291,392.40 = 75,900.96 : x
  2. Step 2: Convert to fraction form
    194,237.10/291,392.40 = 75,900.96/x
  3. Step 3: Cross multiply
    194,237.10x = 291,392.40 × 75,900.96
  4. Step 4: Simplify right side
    194,237.10x = 22,116,962,896.70
  5. Step 5: Solve for x
    x = 22,116,962,896.70/194,237.10
  6. Step 6: Final answer
    x = 113,865.80

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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.