Home / 129,623.08-194,098.14-111,022.84

Finding the Fourth Proportional to 129,623.08, 194,098.14 and 111,022.84

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Solution

The fourth proportional to 129,623.08, 194,098.14 and 111,022.84 is: 166,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,623.08 : 194,098.14 = 111,022.84 : x
  2. Step 2: Convert to fraction form
    129,623.08/194,098.14 = 111,022.84/x
  3. Step 3: Cross multiply
    129,623.08x = 194,098.14 × 111,022.84
  4. Step 4: Simplify right side
    129,623.08x = 21,549,326,741.52
  5. Step 5: Solve for x
    x = 21,549,326,741.52/129,623.08
  6. Step 6: Final answer
    x = 166,246.06

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1.5x scale

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.