Home / 108,492.20-162,764.28-45,277.16

Finding the Fourth Proportional to 108,492.20, 162,764.28 and 45,277.16

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Solution

The fourth proportional to 108,492.20, 162,764.28 and 45,277.16 is: 67,926.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,492.20 : 162,764.28 = 45,277.16 : x
  2. Step 2: Convert to fraction form
    108,492.20/162,764.28 = 45,277.16/x
  3. Step 3: Cross multiply
    108,492.20x = 162,764.28 × 45,277.16
  4. Step 4: Simplify right side
    108,492.20x = 7,369,504,347.84
  5. Step 5: Solve for x
    x = 7,369,504,347.84/108,492.20
  6. Step 6: Final answer
    x = 67,926.58

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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.