Home / 201,823.72-302,735.40-95,182.80

Finding the Fourth Proportional to 201,823.72, 302,735.40 and 95,182.80

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Solution

The fourth proportional to 201,823.72, 302,735.40 and 95,182.80 is: 142,774.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,823.72 : 302,735.40 = 95,182.80 : x
  2. Step 2: Convert to fraction form
    201,823.72/302,735.40 = 95,182.80/x
  3. Step 3: Cross multiply
    201,823.72x = 302,735.40 × 95,182.80
  4. Step 4: Simplify right side
    201,823.72x = 28,815,203,031.12
  5. Step 5: Solve for x
    x = 28,815,203,031.12/201,823.72
  6. Step 6: Final answer
    x = 142,774.12

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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.