Home / 302,865.75-454,429.80-162,460.35

Finding the Fourth Proportional to 302,865.75, 454,429.80 and 162,460.35

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Solution

The fourth proportional to 302,865.75, 454,429.80 and 162,460.35 is: 243,760.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,865.75 : 454,429.80 = 162,460.35 : x
  2. Step 2: Convert to fraction form
    302,865.75/454,429.80 = 162,460.35/x
  3. Step 3: Cross multiply
    302,865.75x = 454,429.80 × 162,460.35
  4. Step 4: Simplify right side
    302,865.75x = 73,826,824,358.43
  5. Step 5: Solve for x
    x = 73,826,824,358.43/302,865.75
  6. Step 6: Final answer
    x = 243,760.89

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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.