Home / 150,072.80-225,109.20-94,085.60

Finding the Fourth Proportional to 150,072.80, 225,109.20 and 94,085.60

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Solution

The fourth proportional to 150,072.80, 225,109.20 and 94,085.60 is: 141,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,072.80 : 225,109.20 = 94,085.60 : x
  2. Step 2: Convert to fraction form
    150,072.80/225,109.20 = 94,085.60/x
  3. Step 3: Cross multiply
    150,072.80x = 225,109.20 × 94,085.60
  4. Step 4: Simplify right side
    150,072.80x = 21,179,534,147.52
  5. Step 5: Solve for x
    x = 21,179,534,147.52/150,072.80
  6. Step 6: Final answer
    x = 141,128.40

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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.