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Finding the Fourth Proportional to 108,014.37, 149,059.60 and 60,264.87

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Solution

The fourth proportional to 108,014.37, 149,059.60 and 60,264.87 is: 83,165.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,014.37 : 149,059.60 = 60,264.87 : x
  2. Step 2: Convert to fraction form
    108,014.37/149,059.60 = 60,264.87/x
  3. Step 3: Cross multiply
    108,014.37x = 149,059.60 × 60,264.87
  4. Step 4: Simplify right side
    108,014.37x = 8,983,057,416.25
  5. Step 5: Solve for x
    x = 8,983,057,416.25/108,014.37
  6. Step 6: Final answer
    x = 83,165.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.