Home / 302,781.52-454,268.73-89,550.74

Finding the Fourth Proportional to 302,781.52, 454,268.73 and 89,550.74

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Solution

The fourth proportional to 302,781.52, 454,268.73 and 89,550.74 is: 134,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,781.52 : 454,268.73 = 89,550.74 : x
  2. Step 2: Convert to fraction form
    302,781.52/454,268.73 = 89,550.74/x
  3. Step 3: Cross multiply
    302,781.52x = 454,268.73 × 89,550.74
  4. Step 4: Simplify right side
    302,781.52x = 40,680,100,872.36
  5. Step 5: Solve for x
    x = 40,680,100,872.36/302,781.52
  6. Step 6: Final answer
    x = 134,354.64

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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.