Home / 194,810.30-292,215.45-131,824.70

Finding the Fourth Proportional to 194,810.30, 292,215.45 and 131,824.70

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Solution

The fourth proportional to 194,810.30, 292,215.45 and 131,824.70 is: 197,737.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,810.30 : 292,215.45 = 131,824.70 : x
  2. Step 2: Convert to fraction form
    194,810.30/292,215.45 = 131,824.70/x
  3. Step 3: Cross multiply
    194,810.30x = 292,215.45 × 131,824.70
  4. Step 4: Simplify right side
    194,810.30x = 38,521,214,031.62
  5. Step 5: Solve for x
    x = 38,521,214,031.62/194,810.30
  6. Step 6: Final answer
    x = 197,737.05

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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.