Home / 380,733.30-571,101.28-96,423.78

Finding the Fourth Proportional to 380,733.30, 571,101.28 and 96,423.78

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Solution

The fourth proportional to 380,733.30, 571,101.28 and 96,423.78 is: 144,636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,733.30 : 571,101.28 = 96,423.78 : x
  2. Step 2: Convert to fraction form
    380,733.30/571,101.28 = 96,423.78/x
  3. Step 3: Cross multiply
    380,733.30x = 571,101.28 × 96,423.78
  4. Step 4: Simplify right side
    380,733.30x = 55,067,744,180.44
  5. Step 5: Solve for x
    x = 55,067,744,180.44/380,733.30
  6. Step 6: Final answer
    x = 144,636.01

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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.