Home / 108,735.42-163,063.99-37,638.74

Finding the Fourth Proportional to 108,735.42, 163,063.99 and 37,638.74

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Solution

The fourth proportional to 108,735.42, 163,063.99 and 37,638.74 is: 56,444.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,735.42 : 163,063.99 = 37,638.74 : x
  2. Step 2: Convert to fraction form
    108,735.42/163,063.99 = 37,638.74/x
  3. Step 3: Cross multiply
    108,735.42x = 163,063.99 × 37,638.74
  4. Step 4: Simplify right side
    108,735.42x = 6,137,523,122.97
  5. Step 5: Solve for x
    x = 6,137,523,122.97/108,735.42
  6. Step 6: Final answer
    x = 56,444.56

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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.