Home / 194,690.10-291,574.35-132,021.30

Finding the Fourth Proportional to 194,690.10, 291,574.35 and 132,021.30

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Solution

The fourth proportional to 194,690.10, 291,574.35 and 132,021.30 is: 197,719.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,690.10 : 291,574.35 = 132,021.30 : x
  2. Step 2: Convert to fraction form
    194,690.10/291,574.35 = 132,021.30/x
  3. Step 3: Cross multiply
    194,690.10x = 291,574.35 × 132,021.30
  4. Step 4: Simplify right side
    194,690.10x = 38,494,024,733.66
  5. Step 5: Solve for x
    x = 38,494,024,733.66/194,690.10
  6. Step 6: Final answer
    x = 197,719.48

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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.