Home / 196,247.40-294,371.10-181,813.20

Finding the Fourth Proportional to 196,247.40, 294,371.10 and 181,813.20

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Solution

The fourth proportional to 196,247.40, 294,371.10 and 181,813.20 is: 272,719.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,247.40 : 294,371.10 = 181,813.20 : x
  2. Step 2: Convert to fraction form
    196,247.40/294,371.10 = 181,813.20/x
  3. Step 3: Cross multiply
    196,247.40x = 294,371.10 × 181,813.20
  4. Step 4: Simplify right side
    196,247.40x = 53,520,551,678.52
  5. Step 5: Solve for x
    x = 53,520,551,678.52/196,247.40
  6. Step 6: Final answer
    x = 272,719.80

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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.