Home / 86,450.06-119,304.42-48,723.50

Finding the Fourth Proportional to 86,450.06, 119,304.42 and 48,723.50

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Solution

The fourth proportional to 86,450.06, 119,304.42 and 48,723.50 is: 67,240.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,450.06 : 119,304.42 = 48,723.50 : x
  2. Step 2: Convert to fraction form
    86,450.06/119,304.42 = 48,723.50/x
  3. Step 3: Cross multiply
    86,450.06x = 119,304.42 × 48,723.50
  4. Step 4: Simplify right side
    86,450.06x = 5,812,928,907.87
  5. Step 5: Solve for x
    x = 5,812,928,907.87/86,450.06
  6. Step 6: Final answer
    x = 67,240.31

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1.5x scale

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.