Home / 302,304.60-454,275.32-162,163.80

Finding the Fourth Proportional to 302,304.60, 454,275.32 and 162,163.80

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Solution

The fourth proportional to 302,304.60, 454,275.32 and 162,163.80 is: 243,684.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,304.60 : 454,275.32 = 162,163.80 : x
  2. Step 2: Convert to fraction form
    302,304.60/454,275.32 = 162,163.80/x
  3. Step 3: Cross multiply
    302,304.60x = 454,275.32 × 162,163.80
  4. Step 4: Simplify right side
    302,304.60x = 73,667,012,137.42
  5. Step 5: Solve for x
    x = 73,667,012,137.42/302,304.60
  6. Step 6: Final answer
    x = 243,684.72

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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.