Home / 152,620.77-210,623.46-84,633.18

Finding the Fourth Proportional to 152,620.77, 210,623.46 and 84,633.18

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Solution

The fourth proportional to 152,620.77, 210,623.46 and 84,633.18 is: 116,797.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,620.77 : 210,623.46 = 84,633.18 : x
  2. Step 2: Convert to fraction form
    152,620.77/210,623.46 = 84,633.18/x
  3. Step 3: Cross multiply
    152,620.77x = 210,623.46 × 84,633.18
  4. Step 4: Simplify right side
    152,620.77x = 17,825,733,202.40
  5. Step 5: Solve for x
    x = 17,825,733,202.40/152,620.77
  6. Step 6: Final answer
    x = 116,797.56

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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.