Home / 40,133.06-60,144.23-30,261.49

Finding the Fourth Proportional to 40,133.06, 60,144.23 and 30,261.49

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Solution

The fourth proportional to 40,133.06, 60,144.23 and 30,261.49 is: 45,350.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,133.06 : 60,144.23 = 30,261.49 : x
  2. Step 2: Convert to fraction form
    40,133.06/60,144.23 = 30,261.49/x
  3. Step 3: Cross multiply
    40,133.06x = 60,144.23 × 30,261.49
  4. Step 4: Simplify right side
    40,133.06x = 1,820,054,014.70
  5. Step 5: Solve for x
    x = 1,820,054,014.70/40,133.06
  6. Step 6: Final answer
    x = 45,350.49

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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.