Home / 86,849.55-119,881.94-51,050.18

Finding the Fourth Proportional to 86,849.55, 119,881.94 and 51,050.18

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Solution

The fourth proportional to 86,849.55, 119,881.94 and 51,050.18 is: 70,466.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,849.55 : 119,881.94 = 51,050.18 : x
  2. Step 2: Convert to fraction form
    86,849.55/119,881.94 = 51,050.18/x
  3. Step 3: Cross multiply
    86,849.55x = 119,881.94 × 51,050.18
  4. Step 4: Simplify right side
    86,849.55x = 6,119,994,660.20
  5. Step 5: Solve for x
    x = 6,119,994,660.20/86,849.55
  6. Step 6: Final answer
    x = 70,466.62

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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.