Home / 96,798.96-145,204.84-25,720.56

Finding the Fourth Proportional to 96,798.96, 145,204.84 and 25,720.56

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Solution

The fourth proportional to 96,798.96, 145,204.84 and 25,720.56 is: 38,582.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,798.96 : 145,204.84 = 25,720.56 : x
  2. Step 2: Convert to fraction form
    96,798.96/145,204.84 = 25,720.56/x
  3. Step 3: Cross multiply
    96,798.96x = 145,204.84 × 25,720.56
  4. Step 4: Simplify right side
    96,798.96x = 3,734,749,799.51
  5. Step 5: Solve for x
    x = 3,734,749,799.51/96,798.96
  6. Step 6: Final answer
    x = 38,582.54

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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.