Home / 108,308.32-162,445.68-41,779.60

Finding the Fourth Proportional to 108,308.32, 162,445.68 and 41,779.60

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Solution

The fourth proportional to 108,308.32, 162,445.68 and 41,779.60 is: 62,662.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,308.32 : 162,445.68 = 41,779.60 : x
  2. Step 2: Convert to fraction form
    108,308.32/162,445.68 = 41,779.60/x
  3. Step 3: Cross multiply
    108,308.32x = 162,445.68 × 41,779.60
  4. Step 4: Simplify right side
    108,308.32x = 6,786,915,532.13
  5. Step 5: Solve for x
    x = 6,786,915,532.13/108,308.32
  6. Step 6: Final answer
    x = 62,662.92

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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.