Home / 281,289.03-422,061.63-119,227.49

Finding the Fourth Proportional to 281,289.03, 422,061.63 and 119,227.49

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Solution

The fourth proportional to 281,289.03, 422,061.63 and 119,227.49 is: 178,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,289.03 : 422,061.63 = 119,227.49 : x
  2. Step 2: Convert to fraction form
    281,289.03/422,061.63 = 119,227.49/x
  3. Step 3: Cross multiply
    281,289.03x = 422,061.63 × 119,227.49
  4. Step 4: Simplify right side
    281,289.03x = 50,321,349,825.36
  5. Step 5: Solve for x
    x = 50,321,349,825.36/281,289.03
  6. Step 6: Final answer
    x = 178,895.53

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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.