Home / 204,683.02-307,311.45-104,914.78

Finding the Fourth Proportional to 204,683.02, 307,311.45 and 104,914.78

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Solution

The fourth proportional to 204,683.02, 307,311.45 and 104,914.78 is: 157,519.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,683.02 : 307,311.45 = 104,914.78 : x
  2. Step 2: Convert to fraction form
    204,683.02/307,311.45 = 104,914.78/x
  3. Step 3: Cross multiply
    204,683.02x = 307,311.45 × 104,914.78
  4. Step 4: Simplify right side
    204,683.02x = 32,241,513,168.23
  5. Step 5: Solve for x
    x = 32,241,513,168.23/204,683.02
  6. Step 6: Final answer
    x = 157,519.24

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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.