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Finding the Fourth Proportional to 86,842.44, 130,263.66 and 24,512.94

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Solution

The fourth proportional to 86,842.44, 130,263.66 and 24,512.94 is: 36,769.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,842.44 : 130,263.66 = 24,512.94 : x
  2. Step 2: Convert to fraction form
    86,842.44/130,263.66 = 24,512.94/x
  3. Step 3: Cross multiply
    86,842.44x = 130,263.66 × 24,512.94
  4. Step 4: Simplify right side
    86,842.44x = 3,193,145,281.76
  5. Step 5: Solve for x
    x = 3,193,145,281.76/86,842.44
  6. Step 6: Final answer
    x = 36,769.41

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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.