Home / 76,020.84-114,049.80-53,575.29

Finding the Fourth Proportional to 76,020.84, 114,049.80 and 53,575.29

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Solution

The fourth proportional to 76,020.84, 114,049.80 and 53,575.29 is: 80,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,020.84 : 114,049.80 = 53,575.29 : x
  2. Step 2: Convert to fraction form
    76,020.84/114,049.80 = 53,575.29/x
  3. Step 3: Cross multiply
    76,020.84x = 114,049.80 × 53,575.29
  4. Step 4: Simplify right side
    76,020.84x = 6,110,251,109.44
  5. Step 5: Solve for x
    x = 6,110,251,109.44/76,020.84
  6. Step 6: Final answer
    x = 80,376.00

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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.