Home / 108,334.20-162,597.30-63,905.40

Finding the Fourth Proportional to 108,334.20, 162,597.30 and 63,905.40

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Solution

The fourth proportional to 108,334.20, 162,597.30 and 63,905.40 is: 95,914.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,334.20 : 162,597.30 = 63,905.40 : x
  2. Step 2: Convert to fraction form
    108,334.20/162,597.30 = 63,905.40/x
  3. Step 3: Cross multiply
    108,334.20x = 162,597.30 × 63,905.40
  4. Step 4: Simplify right side
    108,334.20x = 10,390,845,495.42
  5. Step 5: Solve for x
    x = 10,390,845,495.42/108,334.20
  6. Step 6: Final answer
    x = 95,914.73

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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.