Home / 169,984.53-255,007.78-70,089.26

Finding the Fourth Proportional to 169,984.53, 255,007.78 and 70,089.26

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Solution

The fourth proportional to 169,984.53, 255,007.78 and 70,089.26 is: 105,146.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,984.53 : 255,007.78 = 70,089.26 : x
  2. Step 2: Convert to fraction form
    169,984.53/255,007.78 = 70,089.26/x
  3. Step 3: Cross multiply
    169,984.53x = 255,007.78 × 70,089.26
  4. Step 4: Simplify right side
    169,984.53x = 17,873,305,144.18
  5. Step 5: Solve for x
    x = 17,873,305,144.18/169,984.53
  6. Step 6: Final answer
    x = 105,146.66

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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.