Home / 194,226.85-291,340.95-53,985.34

Finding the Fourth Proportional to 194,226.85, 291,340.95 and 53,985.34

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Solution

The fourth proportional to 194,226.85, 291,340.95 and 53,985.34 is: 80,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,226.85 : 291,340.95 = 53,985.34 : x
  2. Step 2: Convert to fraction form
    194,226.85/291,340.95 = 53,985.34/x
  3. Step 3: Cross multiply
    194,226.85x = 291,340.95 × 53,985.34
  4. Step 4: Simplify right side
    194,226.85x = 15,728,140,241.67
  5. Step 5: Solve for x
    x = 15,728,140,241.67/194,226.85
  6. Step 6: Final answer
    x = 80,978.20

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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.