Home / 108,342.83-149,520.94-60,611.56

Finding the Fourth Proportional to 108,342.83, 149,520.94 and 60,611.56

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Solution

The fourth proportional to 108,342.83, 149,520.94 and 60,611.56 is: 83,648.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,342.83 : 149,520.94 = 60,611.56 : x
  2. Step 2: Convert to fraction form
    108,342.83/149,520.94 = 60,611.56/x
  3. Step 3: Cross multiply
    108,342.83x = 149,520.94 × 60,611.56
  4. Step 4: Simplify right side
    108,342.83x = 9,062,696,900.74
  5. Step 5: Solve for x
    x = 9,062,696,900.74/108,342.83
  6. Step 6: Final answer
    x = 83,648.33

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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.