Home / 218,307.24-327,071.31-118,403.73

Finding the Fourth Proportional to 218,307.24, 327,071.31 and 118,403.73

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Solution

The fourth proportional to 218,307.24, 327,071.31 and 118,403.73 is: 177,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,307.24 : 327,071.31 = 118,403.73 : x
  2. Step 2: Convert to fraction form
    218,307.24/327,071.31 = 118,403.73/x
  3. Step 3: Cross multiply
    218,307.24x = 327,071.31 × 118,403.73
  4. Step 4: Simplify right side
    218,307.24x = 38,726,463,079.99
  5. Step 5: Solve for x
    x = 38,726,463,079.99/218,307.24
  6. Step 6: Final answer
    x = 177,394.31

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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.