Home / 86,849.69-119,882.14-51,050.32

Finding the Fourth Proportional to 86,849.69, 119,882.14 and 51,050.32

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Solution

The fourth proportional to 86,849.69, 119,882.14 and 51,050.32 is: 70,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,849.69 : 119,882.14 = 51,050.32 : x
  2. Step 2: Convert to fraction form
    86,849.69/119,882.14 = 51,050.32/x
  3. Step 3: Cross multiply
    86,849.69x = 119,882.14 × 51,050.32
  4. Step 4: Simplify right side
    86,849.69x = 6,120,021,181.95
  5. Step 5: Solve for x
    x = 6,120,021,181.95/86,849.69
  6. Step 6: Final answer
    x = 70,466.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.