Home / 194,142.40-291,213.44-53,900.96

Finding the Fourth Proportional to 194,142.40, 291,213.44 and 53,900.96

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Solution

The fourth proportional to 194,142.40, 291,213.44 and 53,900.96 is: 80,851.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,142.40 : 291,213.44 = 53,900.96 : x
  2. Step 2: Convert to fraction form
    194,142.40/291,213.44 = 53,900.96/x
  3. Step 3: Cross multiply
    194,142.40x = 291,213.44 × 53,900.96
  4. Step 4: Simplify right side
    194,142.40x = 15,696,683,980.90
  5. Step 5: Solve for x
    x = 15,696,683,980.90/194,142.40
  6. Step 6: Final answer
    x = 80,851.40

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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.