Home / 218,338.23-327,403.53-76,166.22

Finding the Fourth Proportional to 218,338.23, 327,403.53 and 76,166.22

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Solution

The fourth proportional to 218,338.23, 327,403.53 and 76,166.22 is: 114,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,338.23 : 327,403.53 = 76,166.22 : x
  2. Step 2: Convert to fraction form
    218,338.23/327,403.53 = 76,166.22/x
  3. Step 3: Cross multiply
    218,338.23x = 327,403.53 × 76,166.22
  4. Step 4: Simplify right side
    218,338.23x = 24,937,089,294.76
  5. Step 5: Solve for x
    x = 24,937,089,294.76/218,338.23
  6. Step 6: Final answer
    x = 114,213.11

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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.