Home / 200,516.28-276,700.23-114,485.10

Finding the Fourth Proportional to 200,516.28, 276,700.23 and 114,485.10

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Solution

The fourth proportional to 200,516.28, 276,700.23 and 114,485.10 is: 157,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,516.28 : 276,700.23 = 114,485.10 : x
  2. Step 2: Convert to fraction form
    200,516.28/276,700.23 = 114,485.10/x
  3. Step 3: Cross multiply
    200,516.28x = 276,700.23 × 114,485.10
  4. Step 4: Simplify right side
    200,516.28x = 31,678,053,501.57
  5. Step 5: Solve for x
    x = 31,678,053,501.57/200,516.28
  6. Step 6: Final answer
    x = 157,982.45

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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.