Home / 93,049.80-128,410.35-50,608.62

Finding the Fourth Proportional to 93,049.80, 128,410.35 and 50,608.62

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Solution

The fourth proportional to 93,049.80, 128,410.35 and 50,608.62 is: 69,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,049.80 : 128,410.35 = 50,608.62 : x
  2. Step 2: Convert to fraction form
    93,049.80/128,410.35 = 50,608.62/x
  3. Step 3: Cross multiply
    93,049.80x = 128,410.35 × 50,608.62
  4. Step 4: Simplify right side
    93,049.80x = 6,498,670,607.22
  5. Step 5: Solve for x
    x = 6,498,670,607.22/93,049.80
  6. Step 6: Final answer
    x = 69,840.78

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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.