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Finding the Fourth Proportional to 73,370.63, 110,071.73 and 22,768.65

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Solution

The fourth proportional to 73,370.63, 110,071.73 and 22,768.65 is: 34,157.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,370.63 : 110,071.73 = 22,768.65 : x
  2. Step 2: Convert to fraction form
    73,370.63/110,071.73 = 22,768.65/x
  3. Step 3: Cross multiply
    73,370.63x = 110,071.73 × 22,768.65
  4. Step 4: Simplify right side
    73,370.63x = 2,506,184,581.42
  5. Step 5: Solve for x
    x = 2,506,184,581.42/73,370.63
  6. Step 6: Final answer
    x = 34,157.87

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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.