Home / 77,848.76-116,755.22-30,464.98

Finding the Fourth Proportional to 77,848.76, 116,755.22 and 30,464.98

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Solution

The fourth proportional to 77,848.76, 116,755.22 and 30,464.98 is: 45,690.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,848.76 : 116,755.22 = 30,464.98 : x
  2. Step 2: Convert to fraction form
    77,848.76/116,755.22 = 30,464.98/x
  3. Step 3: Cross multiply
    77,848.76x = 116,755.22 × 30,464.98
  4. Step 4: Simplify right side
    77,848.76x = 3,556,945,226.47
  5. Step 5: Solve for x
    x = 3,556,945,226.47/77,848.76
  6. Step 6: Final answer
    x = 45,690.45

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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.