Home / 147,265.83-203,204.70-82,722.74

Finding the Fourth Proportional to 147,265.83, 203,204.70 and 82,722.74

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Solution

The fourth proportional to 147,265.83, 203,204.70 and 82,722.74 is: 114,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,265.83 : 203,204.70 = 82,722.74 : x
  2. Step 2: Convert to fraction form
    147,265.83/203,204.70 = 82,722.74/x
  3. Step 3: Cross multiply
    147,265.83x = 203,204.70 × 82,722.74
  4. Step 4: Simplify right side
    147,265.83x = 16,809,648,548.85
  5. Step 5: Solve for x
    x = 16,809,648,548.85/147,265.83
  6. Step 6: Final answer
    x = 114,144.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.