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Finding the Fourth Proportional to 101,344.37, 152,038.29 and 30,272.60

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Solution

The fourth proportional to 101,344.37, 152,038.29 and 30,272.60 is: 45,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,344.37 : 152,038.29 = 30,272.60 : x
  2. Step 2: Convert to fraction form
    101,344.37/152,038.29 = 30,272.60/x
  3. Step 3: Cross multiply
    101,344.37x = 152,038.29 × 30,272.60
  4. Step 4: Simplify right side
    101,344.37x = 4,602,594,337.85
  5. Step 5: Solve for x
    x = 4,602,594,337.85/101,344.37
  6. Step 6: Final answer
    x = 45,415.39

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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.