Home / 108,668.16-163,037.74-52,514.72

Finding the Fourth Proportional to 108,668.16, 163,037.74 and 52,514.72

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Solution

The fourth proportional to 108,668.16, 163,037.74 and 52,514.72 is: 78,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,668.16 : 163,037.74 = 52,514.72 : x
  2. Step 2: Convert to fraction form
    108,668.16/163,037.74 = 52,514.72/x
  3. Step 3: Cross multiply
    108,668.16x = 163,037.74 × 52,514.72
  4. Step 4: Simplify right side
    108,668.16x = 8,561,881,265.53
  5. Step 5: Solve for x
    x = 8,561,881,265.53/108,668.16
  6. Step 6: Final answer
    x = 78,789.24

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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.