Home / 204,276.03-306,415.58-71,156.07

Finding the Fourth Proportional to 204,276.03, 306,415.58 and 71,156.07

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Solution

The fourth proportional to 204,276.03, 306,415.58 and 71,156.07 is: 106,734.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,276.03 : 306,415.58 = 71,156.07 : x
  2. Step 2: Convert to fraction form
    204,276.03/306,415.58 = 71,156.07/x
  3. Step 3: Cross multiply
    204,276.03x = 306,415.58 × 71,156.07
  4. Step 4: Simplify right side
    204,276.03x = 21,803,328,459.57
  5. Step 5: Solve for x
    x = 21,803,328,459.57/204,276.03
  6. Step 6: Final answer
    x = 106,734.64

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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.