Home / 140,813.62-194,324.80-84,214.06

Finding the Fourth Proportional to 140,813.62, 194,324.80 and 84,214.06

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Solution

The fourth proportional to 140,813.62, 194,324.80 and 84,214.06 is: 116,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,813.62 : 194,324.80 = 84,214.06 : x
  2. Step 2: Convert to fraction form
    140,813.62/194,324.80 = 84,214.06/x
  3. Step 3: Cross multiply
    140,813.62x = 194,324.80 × 84,214.06
  4. Step 4: Simplify right side
    140,813.62x = 16,364,880,366.69
  5. Step 5: Solve for x
    x = 16,364,880,366.69/140,813.62
  6. Step 6: Final answer
    x = 116,216.60

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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.