Home / 212,683.62-293,500.26-122,037.60

Finding the Fourth Proportional to 212,683.62, 293,500.26 and 122,037.60

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Solution

The fourth proportional to 212,683.62, 293,500.26 and 122,037.60 is: 168,410.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,683.62 : 293,500.26 = 122,037.60 : x
  2. Step 2: Convert to fraction form
    212,683.62/293,500.26 = 122,037.60/x
  3. Step 3: Cross multiply
    212,683.62x = 293,500.26 × 122,037.60
  4. Step 4: Simplify right side
    212,683.62x = 35,818,067,329.78
  5. Step 5: Solve for x
    x = 35,818,067,329.78/212,683.62
  6. Step 6: Final answer
    x = 168,410.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.