Home / 289,873.44-400,039.02-181,042.38

Finding the Fourth Proportional to 289,873.44, 400,039.02 and 181,042.38

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Solution

The fourth proportional to 289,873.44, 400,039.02 and 181,042.38 is: 249,847.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,873.44 : 400,039.02 = 181,042.38 : x
  2. Step 2: Convert to fraction form
    289,873.44/400,039.02 = 181,042.38/x
  3. Step 3: Cross multiply
    289,873.44x = 400,039.02 × 181,042.38
  4. Step 4: Simplify right side
    289,873.44x = 72,424,016,273.67
  5. Step 5: Solve for x
    x = 72,424,016,273.67/289,873.44
  6. Step 6: Final answer
    x = 249,847.02

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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.