Home / 194,622.60-291,473.10-131,953.80

Finding the Fourth Proportional to 194,622.60, 291,473.10 and 131,953.80

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Solution

The fourth proportional to 194,622.60, 291,473.10 and 131,953.80 is: 197,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,622.60 : 291,473.10 = 131,953.80 : x
  2. Step 2: Convert to fraction form
    194,622.60/291,473.10 = 131,953.80/x
  3. Step 3: Cross multiply
    194,622.60x = 291,473.10 × 131,953.80
  4. Step 4: Simplify right side
    194,622.60x = 38,460,983,142.78
  5. Step 5: Solve for x
    x = 38,460,983,142.78/194,622.60
  6. Step 6: Final answer
    x = 197,618.28

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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.