Home / 25,459.03-38,188.14-7,929.82

Finding the Fourth Proportional to 25,459.03, 38,188.14 and 7,929.82

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Solution

The fourth proportional to 25,459.03, 38,188.14 and 7,929.82 is: 11,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,459.03 : 38,188.14 = 7,929.82 : x
  2. Step 2: Convert to fraction form
    25,459.03/38,188.14 = 7,929.82/x
  3. Step 3: Cross multiply
    25,459.03x = 38,188.14 × 7,929.82
  4. Step 4: Simplify right side
    25,459.03x = 302,825,076.33
  5. Step 5: Solve for x
    x = 302,825,076.33/25,459.03
  6. Step 6: Final answer
    x = 11,894.60

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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.