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Finding the Fourth Proportional to 100,152.10, 150,313.20 and 41,030.20

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Solution

The fourth proportional to 100,152.10, 150,313.20 and 41,030.20 is: 61,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,152.10 : 150,313.20 = 41,030.20 : x
  2. Step 2: Convert to fraction form
    100,152.10/150,313.20 = 41,030.20/x
  3. Step 3: Cross multiply
    100,152.10x = 150,313.20 × 41,030.20
  4. Step 4: Simplify right side
    100,152.10x = 6,167,380,658.64
  5. Step 5: Solve for x
    x = 6,167,380,658.64/100,152.10
  6. Step 6: Final answer
    x = 61,580.14

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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.