Home / 148,419.20-222,628.80-37,611.20

Finding the Fourth Proportional to 148,419.20, 222,628.80 and 37,611.20

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Solution

The fourth proportional to 148,419.20, 222,628.80 and 37,611.20 is: 56,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,419.20 : 222,628.80 = 37,611.20 : x
  2. Step 2: Convert to fraction form
    148,419.20/222,628.80 = 37,611.20/x
  3. Step 3: Cross multiply
    148,419.20x = 222,628.80 × 37,611.20
  4. Step 4: Simplify right side
    148,419.20x = 8,373,336,322.56
  5. Step 5: Solve for x
    x = 8,373,336,322.56/148,419.20
  6. Step 6: Final answer
    x = 56,416.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.