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Finding the Fourth Proportional to 150,018.20, 224,768.10 and 97,400.60

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Solution

The fourth proportional to 150,018.20, 224,768.10 and 97,400.60 is: 145,932.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,018.20 : 224,768.10 = 97,400.60 : x
  2. Step 2: Convert to fraction form
    150,018.20/224,768.10 = 97,400.60/x
  3. Step 3: Cross multiply
    150,018.20x = 224,768.10 × 97,400.60
  4. Step 4: Simplify right side
    150,018.20x = 21,892,547,800.86
  5. Step 5: Solve for x
    x = 21,892,547,800.86/150,018.20
  6. Step 6: Final answer
    x = 145,932.61

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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.