Home / 204,164.84-306,254.06-71,056.20

Finding the Fourth Proportional to 204,164.84, 306,254.06 and 71,056.20

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Solution

The fourth proportional to 204,164.84, 306,254.06 and 71,056.20 is: 106,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,164.84 : 306,254.06 = 71,056.20 : x
  2. Step 2: Convert to fraction form
    204,164.84/306,254.06 = 71,056.20/x
  3. Step 3: Cross multiply
    204,164.84x = 306,254.06 × 71,056.20
  4. Step 4: Simplify right side
    204,164.84x = 21,761,249,738.17
  5. Step 5: Solve for x
    x = 21,761,249,738.17/204,164.84
  6. Step 6: Final answer
    x = 106,586.67

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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.