Home / 202,380.24-303,541.83-127,271.40

Finding the Fourth Proportional to 202,380.24, 303,541.83 and 127,271.40

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Solution

The fourth proportional to 202,380.24, 303,541.83 and 127,271.40 is: 190,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,380.24 : 303,541.83 = 127,271.40 : x
  2. Step 2: Convert to fraction form
    202,380.24/303,541.83 = 127,271.40/x
  3. Step 3: Cross multiply
    202,380.24x = 303,541.83 × 127,271.40
  4. Step 4: Simplify right side
    202,380.24x = 38,632,193,662.66
  5. Step 5: Solve for x
    x = 38,632,193,662.66/202,380.24
  6. Step 6: Final answer
    x = 190,889.16

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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.