Home / 93,054.23-128,408.51-50,611.85

Finding the Fourth Proportional to 93,054.23, 128,408.51 and 50,611.85

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Solution

The fourth proportional to 93,054.23, 128,408.51 and 50,611.85 is: 69,840.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,054.23 : 128,408.51 = 50,611.85 : x
  2. Step 2: Convert to fraction form
    93,054.23/128,408.51 = 50,611.85/x
  3. Step 3: Cross multiply
    93,054.23x = 128,408.51 × 50,611.85
  4. Step 4: Simplify right side
    93,054.23x = 6,498,991,604.80
  5. Step 5: Solve for x
    x = 6,498,991,604.80/93,054.23
  6. Step 6: Final answer
    x = 69,840.91

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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.