Home / 150,028.63-225,131.33-55,325.45

Finding the Fourth Proportional to 150,028.63, 225,131.33 and 55,325.45

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Solution

The fourth proportional to 150,028.63, 225,131.33 and 55,325.45 is: 83,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,028.63 : 225,131.33 = 55,325.45 : x
  2. Step 2: Convert to fraction form
    150,028.63/225,131.33 = 55,325.45/x
  3. Step 3: Cross multiply
    150,028.63x = 225,131.33 × 55,325.45
  4. Step 4: Simplify right side
    150,028.63x = 12,455,492,842.49
  5. Step 5: Solve for x
    x = 12,455,492,842.49/150,028.63
  6. Step 6: Final answer
    x = 83,020.77

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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.