Home / 179,809.50-269,727.21-69,001.50

Finding the Fourth Proportional to 179,809.50, 269,727.21 and 69,001.50

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Solution

The fourth proportional to 179,809.50, 269,727.21 and 69,001.50 is: 103,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,809.50 : 269,727.21 = 69,001.50 : x
  2. Step 2: Convert to fraction form
    179,809.50/269,727.21 = 69,001.50/x
  3. Step 3: Cross multiply
    179,809.50x = 269,727.21 × 69,001.50
  4. Step 4: Simplify right side
    179,809.50x = 18,611,582,080.82
  5. Step 5: Solve for x
    x = 18,611,582,080.82/179,809.50
  6. Step 6: Final answer
    x = 103,507.22

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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.