Home / 277,890.03-383,340.30-169,027.67

Finding the Fourth Proportional to 277,890.03, 383,340.30 and 169,027.67

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Solution

The fourth proportional to 277,890.03, 383,340.30 and 169,027.67 is: 233,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,890.03 : 383,340.30 = 169,027.67 : x
  2. Step 2: Convert to fraction form
    277,890.03/383,340.30 = 169,027.67/x
  3. Step 3: Cross multiply
    277,890.03x = 383,340.30 × 169,027.67
  4. Step 4: Simplify right side
    277,890.03x = 64,795,115,809.40
  5. Step 5: Solve for x
    x = 64,795,115,809.40/277,890.03
  6. Step 6: Final answer
    x = 233,168.19

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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.