Home / 194,143.40-291,214.94-53,901.96

Finding the Fourth Proportional to 194,143.40, 291,214.94 and 53,901.96

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Solution

The fourth proportional to 194,143.40, 291,214.94 and 53,901.96 is: 80,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,143.40 : 291,214.94 = 53,901.96 : x
  2. Step 2: Convert to fraction form
    194,143.40/291,214.94 = 53,901.96/x
  3. Step 3: Cross multiply
    194,143.40x = 291,214.94 × 53,901.96
  4. Step 4: Simplify right side
    194,143.40x = 15,697,056,047.28
  5. Step 5: Solve for x
    x = 15,697,056,047.28/194,143.40
  6. Step 6: Final answer
    x = 80,852.90

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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.