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Finding the Fourth Proportional to 100,270.01, 150,424.01 and 40,303.16

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Solution

The fourth proportional to 100,270.01, 150,424.01 and 40,303.16 is: 60,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,270.01 : 150,424.01 = 40,303.16 : x
  2. Step 2: Convert to fraction form
    100,270.01/150,424.01 = 40,303.16/x
  3. Step 3: Cross multiply
    100,270.01x = 150,424.01 × 40,303.16
  4. Step 4: Simplify right side
    100,270.01x = 6,062,561,989.24
  5. Step 5: Solve for x
    x = 6,062,561,989.24/100,270.01
  6. Step 6: Final answer
    x = 60,462.37

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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.