Home / 93,049.30-128,409.66-50,608.12

Finding the Fourth Proportional to 93,049.30, 128,409.66 and 50,608.12

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Solution

The fourth proportional to 93,049.30, 128,409.66 and 50,608.12 is: 69,840.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,049.30 : 128,409.66 = 50,608.12 : x
  2. Step 2: Convert to fraction form
    93,049.30/128,409.66 = 50,608.12/x
  3. Step 3: Cross multiply
    93,049.30x = 128,409.66 × 50,608.12
  4. Step 4: Simplify right side
    93,049.30x = 6,498,571,482.44
  5. Step 5: Solve for x
    x = 6,498,571,482.44/93,049.30
  6. Step 6: Final answer
    x = 69,840.09

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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.