Home / 201,895.30-302,733.60-83,432.80

Finding the Fourth Proportional to 201,895.30, 302,733.60 and 83,432.80

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Solution

The fourth proportional to 201,895.30, 302,733.60 and 83,432.80 is: 125,104.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,895.30 : 302,733.60 = 83,432.80 : x
  2. Step 2: Convert to fraction form
    201,895.30/302,733.60 = 83,432.80/x
  3. Step 3: Cross multiply
    201,895.30x = 302,733.60 × 83,432.80
  4. Step 4: Simplify right side
    201,895.30x = 25,257,911,902.08
  5. Step 5: Solve for x
    x = 25,257,911,902.08/201,895.30
  6. Step 6: Final answer
    x = 125,104.01

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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.