Home / 151,173.84-225,639.60-133,458.96

Finding the Fourth Proportional to 151,173.84, 225,639.60 and 133,458.96

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Solution

The fourth proportional to 151,173.84, 225,639.60 and 133,458.96 is: 199,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,173.84 : 225,639.60 = 133,458.96 : x
  2. Step 2: Convert to fraction form
    151,173.84/225,639.60 = 133,458.96/x
  3. Step 3: Cross multiply
    151,173.84x = 225,639.60 × 133,458.96
  4. Step 4: Simplify right side
    151,173.84x = 30,113,626,350.82
  5. Step 5: Solve for x
    x = 30,113,626,350.82/151,173.84
  6. Step 6: Final answer
    x = 199,198.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.