Home / 194,865.30-292,297.95-54,647.70

Finding the Fourth Proportional to 194,865.30, 292,297.95 and 54,647.70

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Solution

The fourth proportional to 194,865.30, 292,297.95 and 54,647.70 is: 81,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.30 : 292,297.95 = 54,647.70 : x
  2. Step 2: Convert to fraction form
    194,865.30/292,297.95 = 54,647.70/x
  3. Step 3: Cross multiply
    194,865.30x = 292,297.95 × 54,647.70
  4. Step 4: Simplify right side
    194,865.30x = 15,973,410,682.22
  5. Step 5: Solve for x
    x = 15,973,410,682.22/194,865.30
  6. Step 6: Final answer
    x = 81,971.55

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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.