Home / 217,367.68-299,992.04-144,766.60

Finding the Fourth Proportional to 217,367.68, 299,992.04 and 144,766.60

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Solution

The fourth proportional to 217,367.68, 299,992.04 and 144,766.60 is: 199,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,367.68 : 299,992.04 = 144,766.60 : x
  2. Step 2: Convert to fraction form
    217,367.68/299,992.04 = 144,766.60/x
  3. Step 3: Cross multiply
    217,367.68x = 299,992.04 × 144,766.60
  4. Step 4: Simplify right side
    217,367.68x = 43,428,827,657.86
  5. Step 5: Solve for x
    x = 43,428,827,657.86/217,367.68
  6. Step 6: Final answer
    x = 199,794.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.