Home / 162,511.28-243,797.44-73,771.02

Finding the Fourth Proportional to 162,511.28, 243,797.44 and 73,771.02

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Solution

The fourth proportional to 162,511.28, 243,797.44 and 73,771.02 is: 110,670.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,511.28 : 243,797.44 = 73,771.02 : x
  2. Step 2: Convert to fraction form
    162,511.28/243,797.44 = 73,771.02/x
  3. Step 3: Cross multiply
    162,511.28x = 243,797.44 × 73,771.02
  4. Step 4: Simplify right side
    162,511.28x = 17,985,185,822.19
  5. Step 5: Solve for x
    x = 17,985,185,822.19/162,511.28
  6. Step 6: Final answer
    x = 110,670.38

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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.