Home / 108,487.84-162,738.08-41,938.24

Finding the Fourth Proportional to 108,487.84, 162,738.08 and 41,938.24

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Solution

The fourth proportional to 108,487.84, 162,738.08 and 41,938.24 is: 62,909.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,487.84 : 162,738.08 = 41,938.24 : x
  2. Step 2: Convert to fraction form
    108,487.84/162,738.08 = 41,938.24/x
  3. Step 3: Cross multiply
    108,487.84x = 162,738.08 × 41,938.24
  4. Step 4: Simplify right side
    108,487.84x = 6,824,948,656.18
  5. Step 5: Solve for x
    x = 6,824,948,656.18/108,487.84
  6. Step 6: Final answer
    x = 62,909.80

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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.