Home / 194,433.12-291,144.96-166,532.76

Finding the Fourth Proportional to 194,433.12, 291,144.96 and 166,532.76

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Solution

The fourth proportional to 194,433.12, 291,144.96 and 166,532.76 is: 249,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,433.12 : 291,144.96 = 166,532.76 : x
  2. Step 2: Convert to fraction form
    194,433.12/291,144.96 = 166,532.76/x
  3. Step 3: Cross multiply
    194,433.12x = 291,144.96 × 166,532.76
  4. Step 4: Simplify right side
    194,433.12x = 48,485,173,748.89
  5. Step 5: Solve for x
    x = 48,485,173,748.89/194,433.12
  6. Step 6: Final answer
    x = 249,366.85

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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.