Home / 230,193.25-317,682.64-139,553.03

Finding the Fourth Proportional to 230,193.25, 317,682.64 and 139,553.03

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Solution

The fourth proportional to 230,193.25, 317,682.64 and 139,553.03 is: 192,592.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,193.25 : 317,682.64 = 139,553.03 : x
  2. Step 2: Convert to fraction form
    230,193.25/317,682.64 = 139,553.03/x
  3. Step 3: Cross multiply
    230,193.25x = 317,682.64 × 139,553.03
  4. Step 4: Simplify right side
    230,193.25x = 44,333,574,990.40
  5. Step 5: Solve for x
    x = 44,333,574,990.40/230,193.25
  6. Step 6: Final answer
    x = 192,592.85

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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.