Home / 194,972.80-292,313.40-106,326.40

Finding the Fourth Proportional to 194,972.80, 292,313.40 and 106,326.40

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Solution

The fourth proportional to 194,972.80, 292,313.40 and 106,326.40 is: 159,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,972.80 : 292,313.40 = 106,326.40 : x
  2. Step 2: Convert to fraction form
    194,972.80/292,313.40 = 106,326.40/x
  3. Step 3: Cross multiply
    194,972.80x = 292,313.40 × 106,326.40
  4. Step 4: Simplify right side
    194,972.80x = 31,080,631,493.76
  5. Step 5: Solve for x
    x = 31,080,631,493.76/194,972.80
  6. Step 6: Final answer
    x = 159,410.09

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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.