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Finding the Fourth Proportional to 100,014.94, 150,055.25 and 40,900.33

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Solution

The fourth proportional to 100,014.94, 150,055.25 and 40,900.33 is: 61,363.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,014.94 : 150,055.25 = 40,900.33 : x
  2. Step 2: Convert to fraction form
    100,014.94/150,055.25 = 40,900.33/x
  3. Step 3: Cross multiply
    100,014.94x = 150,055.25 × 40,900.33
  4. Step 4: Simplify right side
    100,014.94x = 6,137,308,595.21
  5. Step 5: Solve for x
    x = 6,137,308,595.21/100,014.94
  6. Step 6: Final answer
    x = 61,363.92

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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.