Home / 162,516.30-243,446.40-92,313.60

Finding the Fourth Proportional to 162,516.30, 243,446.40 and 92,313.60

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Solution

The fourth proportional to 162,516.30, 243,446.40 and 92,313.60 is: 138,284.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,516.30 : 243,446.40 = 92,313.60 : x
  2. Step 2: Convert to fraction form
    162,516.30/243,446.40 = 92,313.60/x
  3. Step 3: Cross multiply
    162,516.30x = 243,446.40 × 92,313.60
  4. Step 4: Simplify right side
    162,516.30x = 22,473,413,591.04
  5. Step 5: Solve for x
    x = 22,473,413,591.04/162,516.30
  6. Step 6: Final answer
    x = 138,284.06

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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.