Home / 202,938.16-280,133.12-181,680.48

Finding the Fourth Proportional to 202,938.16, 280,133.12 and 181,680.48

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Solution

The fourth proportional to 202,938.16, 280,133.12 and 181,680.48 is: 250,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,938.16 : 280,133.12 = 181,680.48 : x
  2. Step 2: Convert to fraction form
    202,938.16/280,133.12 = 181,680.48/x
  3. Step 3: Cross multiply
    202,938.16x = 280,133.12 × 181,680.48
  4. Step 4: Simplify right side
    202,938.16x = 50,894,719,705.50
  5. Step 5: Solve for x
    x = 50,894,719,705.50/202,938.16
  6. Step 6: Final answer
    x = 250,789.30

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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.