Home / 129,533.82-194,307.66-40,794.23

Finding the Fourth Proportional to 129,533.82, 194,307.66 and 40,794.23

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Solution

The fourth proportional to 129,533.82, 194,307.66 and 40,794.23 is: 61,193.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,533.82 : 194,307.66 = 40,794.23 : x
  2. Step 2: Convert to fraction form
    129,533.82/194,307.66 = 40,794.23/x
  3. Step 3: Cross multiply
    129,533.82x = 194,307.66 × 40,794.23
  4. Step 4: Simplify right side
    129,533.82x = 7,926,631,858.57
  5. Step 5: Solve for x
    x = 7,926,631,858.57/129,533.82
  6. Step 6: Final answer
    x = 61,193.53

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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.