Home / 161,975.35-242,963.05-83,039.23

Finding the Fourth Proportional to 161,975.35, 242,963.05 and 83,039.23

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Solution

The fourth proportional to 161,975.35, 242,963.05 and 83,039.23 is: 124,558.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,975.35 : 242,963.05 = 83,039.23 : x
  2. Step 2: Convert to fraction form
    161,975.35/242,963.05 = 83,039.23/x
  3. Step 3: Cross multiply
    161,975.35x = 242,963.05 × 83,039.23
  4. Step 4: Simplify right side
    161,975.35x = 20,175,464,997.95
  5. Step 5: Solve for x
    x = 20,175,464,997.95/161,975.35
  6. Step 6: Final answer
    x = 124,558.86

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1.5x scale

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.