Home / 303,829.03-455,798.88-104,169.58

Finding the Fourth Proportional to 303,829.03, 455,798.88 and 104,169.58

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Solution

The fourth proportional to 303,829.03, 455,798.88 and 104,169.58 is: 156,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,829.03 : 455,798.88 = 104,169.58 : x
  2. Step 2: Convert to fraction form
    303,829.03/455,798.88 = 104,169.58/x
  3. Step 3: Cross multiply
    303,829.03x = 455,798.88 × 104,169.58
  4. Step 4: Simplify right side
    303,829.03x = 47,480,377,894.07
  5. Step 5: Solve for x
    x = 47,480,377,894.07/303,829.03
  6. Step 6: Final answer
    x = 156,273.34

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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.