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Finding the Fourth Proportional to 150,005.52, 224,749.08 and 79,671.60

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Solution

The fourth proportional to 150,005.52, 224,749.08 and 79,671.60 is: 119,369.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,005.52 : 224,749.08 = 79,671.60 : x
  2. Step 2: Convert to fraction form
    150,005.52/224,749.08 = 79,671.60/x
  3. Step 3: Cross multiply
    150,005.52x = 224,749.08 × 79,671.60
  4. Step 4: Simplify right side
    150,005.52x = 17,906,118,802.13
  5. Step 5: Solve for x
    x = 17,906,118,802.13/150,005.52
  6. Step 6: Final answer
    x = 119,369.73

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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.