Home / 218,628.45-301,846.57-178,438.14

Finding the Fourth Proportional to 218,628.45, 301,846.57 and 178,438.14

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Solution

The fourth proportional to 218,628.45, 301,846.57 and 178,438.14 is: 246,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,628.45 : 301,846.57 = 178,438.14 : x
  2. Step 2: Convert to fraction form
    218,628.45/301,846.57 = 178,438.14/x
  3. Step 3: Cross multiply
    218,628.45x = 301,846.57 × 178,438.14
  4. Step 4: Simplify right side
    218,628.45x = 53,860,940,070.08
  5. Step 5: Solve for x
    x = 53,860,940,070.08/218,628.45
  6. Step 6: Final answer
    x = 246,358.33

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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.