Home / 194,956.20-292,434.30-131,970.60

Finding the Fourth Proportional to 194,956.20, 292,434.30 and 131,970.60

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Solution

The fourth proportional to 194,956.20, 292,434.30 and 131,970.60 is: 197,955.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,956.20 : 292,434.30 = 131,970.60 : x
  2. Step 2: Convert to fraction form
    194,956.20/292,434.30 = 131,970.60/x
  3. Step 3: Cross multiply
    194,956.20x = 292,434.30 × 131,970.60
  4. Step 4: Simplify right side
    194,956.20x = 38,592,730,031.58
  5. Step 5: Solve for x
    x = 38,592,730,031.58/194,956.20
  6. Step 6: Final answer
    x = 197,955.90

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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.