Home / 102,911.48-154,365.54-32,789.84

Finding the Fourth Proportional to 102,911.48, 154,365.54 and 32,789.84

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Solution

The fourth proportional to 102,911.48, 154,365.54 and 32,789.84 is: 49,184.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,911.48 : 154,365.54 = 32,789.84 : x
  2. Step 2: Convert to fraction form
    102,911.48/154,365.54 = 32,789.84/x
  3. Step 3: Cross multiply
    102,911.48x = 154,365.54 × 32,789.84
  4. Step 4: Simplify right side
    102,911.48x = 5,061,621,358.11
  5. Step 5: Solve for x
    x = 5,061,621,358.11/102,911.48
  6. Step 6: Final answer
    x = 49,184.22

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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.