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Finding the Fourth Proportional to 201,611.95, 302,581.95 and 195,050.95

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Solution

The fourth proportional to 201,611.95, 302,581.95 and 195,050.95 is: 292,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,611.95 : 302,581.95 = 195,050.95 : x
  2. Step 2: Convert to fraction form
    201,611.95/302,581.95 = 195,050.95/x
  3. Step 3: Cross multiply
    201,611.95x = 302,581.95 × 195,050.95
  4. Step 4: Simplify right side
    201,611.95x = 59,018,896,800.35
  5. Step 5: Solve for x
    x = 59,018,896,800.35/201,611.95
  6. Step 6: Final answer
    x = 292,735.11

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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.