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Finding the Fourth Proportional to 110,313.10, 165,469.65 and 92,817.10

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Solution

The fourth proportional to 110,313.10, 165,469.65 and 92,817.10 is: 139,225.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,313.10 : 165,469.65 = 92,817.10 : x
  2. Step 2: Convert to fraction form
    110,313.10/165,469.65 = 92,817.10/x
  3. Step 3: Cross multiply
    110,313.10x = 165,469.65 × 92,817.10
  4. Step 4: Simplify right side
    110,313.10x = 15,358,413,051.02
  5. Step 5: Solve for x
    x = 15,358,413,051.02/110,313.10
  6. Step 6: Final answer
    x = 139,225.65

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1.5x scale

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.