Home / 76,881.03-115,320.84-24,290.50

Finding the Fourth Proportional to 76,881.03, 115,320.84 and 24,290.50

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Solution

The fourth proportional to 76,881.03, 115,320.84 and 24,290.50 is: 36,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,881.03 : 115,320.84 = 24,290.50 : x
  2. Step 2: Convert to fraction form
    76,881.03/115,320.84 = 24,290.50/x
  3. Step 3: Cross multiply
    76,881.03x = 115,320.84 × 24,290.50
  4. Step 4: Simplify right side
    76,881.03x = 2,801,200,864.02
  5. Step 5: Solve for x
    x = 2,801,200,864.02/76,881.03
  6. Step 6: Final answer
    x = 36,435.53

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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.