Home / 96,889.89-145,337.57-26,769.21

Finding the Fourth Proportional to 96,889.89, 145,337.57 and 26,769.21

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Solution

The fourth proportional to 96,889.89, 145,337.57 and 26,769.21 is: 40,154.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,889.89 : 145,337.57 = 26,769.21 : x
  2. Step 2: Convert to fraction form
    96,889.89/145,337.57 = 26,769.21/x
  3. Step 3: Cross multiply
    96,889.89x = 145,337.57 × 26,769.21
  4. Step 4: Simplify right side
    96,889.89x = 3,890,571,798.37
  5. Step 5: Solve for x
    x = 3,890,571,798.37/96,889.89
  6. Step 6: Final answer
    x = 40,154.57

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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.