Home / 75,212.96-112,829.12-25,271.52

Finding the Fourth Proportional to 75,212.96, 112,829.12 and 25,271.52

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Solution

The fourth proportional to 75,212.96, 112,829.12 and 25,271.52 is: 37,910.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,212.96 : 112,829.12 = 25,271.52 : x
  2. Step 2: Convert to fraction form
    75,212.96/112,829.12 = 25,271.52/x
  3. Step 3: Cross multiply
    75,212.96x = 112,829.12 × 25,271.52
  4. Step 4: Simplify right side
    75,212.96x = 2,851,363,362.66
  5. Step 5: Solve for x
    x = 2,851,363,362.66/75,212.96
  6. Step 6: Final answer
    x = 37,910.53

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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.