Home / 108,487.26-162,668.52-57,823.88

Finding the Fourth Proportional to 108,487.26, 162,668.52 and 57,823.88

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Solution

The fourth proportional to 108,487.26, 162,668.52 and 57,823.88 is: 86,702.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,487.26 : 162,668.52 = 57,823.88 : x
  2. Step 2: Convert to fraction form
    108,487.26/162,668.52 = 57,823.88/x
  3. Step 3: Cross multiply
    108,487.26x = 162,668.52 × 57,823.88
  4. Step 4: Simplify right side
    108,487.26x = 9,406,124,166.92
  5. Step 5: Solve for x
    x = 9,406,124,166.92/108,487.26
  6. Step 6: Final answer
    x = 86,702.57

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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.