Home / 181,212.32-270,598.16-147,998.30

Finding the Fourth Proportional to 181,212.32, 270,598.16 and 147,998.30

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Solution

The fourth proportional to 181,212.32, 270,598.16 and 147,998.30 is: 221,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,212.32 : 270,598.16 = 147,998.30 : x
  2. Step 2: Convert to fraction form
    181,212.32/270,598.16 = 147,998.30/x
  3. Step 3: Cross multiply
    181,212.32x = 270,598.16 × 147,998.30
  4. Step 4: Simplify right side
    181,212.32x = 40,048,067,663.13
  5. Step 5: Solve for x
    x = 40,048,067,663.13/181,212.32
  6. Step 6: Final answer
    x = 221,000.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.