Home / 277,746.13-383,313.26-156,909.60

Finding the Fourth Proportional to 277,746.13, 383,313.26 and 156,909.60

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Solution

The fourth proportional to 277,746.13, 383,313.26 and 156,909.60 is: 216,548.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,746.13 : 383,313.26 = 156,909.60 : x
  2. Step 2: Convert to fraction form
    277,746.13/383,313.26 = 156,909.60/x
  3. Step 3: Cross multiply
    277,746.13x = 383,313.26 × 156,909.60
  4. Step 4: Simplify right side
    277,746.13x = 60,145,530,693.57
  5. Step 5: Solve for x
    x = 60,145,530,693.57/277,746.13
  6. Step 6: Final answer
    x = 216,548.58

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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.