Home / 76,669.03-115,052.74-37,204.61

Finding the Fourth Proportional to 76,669.03, 115,052.74 and 37,204.61

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Solution

The fourth proportional to 76,669.03, 115,052.74 and 37,204.61 is: 55,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,669.03 : 115,052.74 = 37,204.61 : x
  2. Step 2: Convert to fraction form
    76,669.03/115,052.74 = 37,204.61/x
  3. Step 3: Cross multiply
    76,669.03x = 115,052.74 × 37,204.61
  4. Step 4: Simplify right side
    76,669.03x = 4,280,492,135.11
  5. Step 5: Solve for x
    x = 4,280,492,135.11/76,669.03
  6. Step 6: Final answer
    x = 55,830.79

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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.