Home / 383,854.23-575,760.57-117,615.52

Finding the Fourth Proportional to 383,854.23, 575,760.57 and 117,615.52

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Solution

The fourth proportional to 383,854.23, 575,760.57 and 117,615.52 is: 176,416.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,854.23 : 575,760.57 = 117,615.52 : x
  2. Step 2: Convert to fraction form
    383,854.23/575,760.57 = 117,615.52/x
  3. Step 3: Cross multiply
    383,854.23x = 575,760.57 × 117,615.52
  4. Step 4: Simplify right side
    383,854.23x = 67,718,378,836.05
  5. Step 5: Solve for x
    x = 67,718,378,836.05/383,854.23
  6. Step 6: Final answer
    x = 176,416.91

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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.