Home / 148,222.08-204,544.44-81,154.08

Finding the Fourth Proportional to 148,222.08, 204,544.44 and 81,154.08

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Solution

The fourth proportional to 148,222.08, 204,544.44 and 81,154.08 is: 111,991.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,222.08 : 204,544.44 = 81,154.08 : x
  2. Step 2: Convert to fraction form
    148,222.08/204,544.44 = 81,154.08/x
  3. Step 3: Cross multiply
    148,222.08x = 204,544.44 × 81,154.08
  4. Step 4: Simplify right side
    148,222.08x = 16,599,615,847.32
  5. Step 5: Solve for x
    x = 16,599,615,847.32/148,222.08
  6. Step 6: Final answer
    x = 111,991.52

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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.