Home / 321,374.08-481,905.60-110,938.24

Finding the Fourth Proportional to 321,374.08, 481,905.60 and 110,938.24

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Solution

The fourth proportional to 321,374.08, 481,905.60 and 110,938.24 is: 166,353.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,374.08 : 481,905.60 = 110,938.24 : x
  2. Step 2: Convert to fraction form
    321,374.08/481,905.60 = 110,938.24/x
  3. Step 3: Cross multiply
    321,374.08x = 481,905.60 × 110,938.24
  4. Step 4: Simplify right side
    321,374.08x = 53,461,759,110.14
  5. Step 5: Solve for x
    x = 53,461,759,110.14/321,374.08
  6. Step 6: Final answer
    x = 166,353.67

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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.