Home / 108,052.54-149,120.94-60,313.05

Finding the Fourth Proportional to 108,052.54, 149,120.94 and 60,313.05

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Solution

The fourth proportional to 108,052.54, 149,120.94 and 60,313.05 is: 83,236.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,052.54 : 149,120.94 = 60,313.05 : x
  2. Step 2: Convert to fraction form
    108,052.54/149,120.94 = 60,313.05/x
  3. Step 3: Cross multiply
    108,052.54x = 149,120.94 × 60,313.05
  4. Step 4: Simplify right side
    108,052.54x = 8,993,938,710.27
  5. Step 5: Solve for x
    x = 8,993,938,710.27/108,052.54
  6. Step 6: Final answer
    x = 83,236.72

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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.