Home / 196,385.40-294,383.70-96,463.80

Finding the Fourth Proportional to 196,385.40, 294,383.70 and 96,463.80

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Solution

The fourth proportional to 196,385.40, 294,383.70 and 96,463.80 is: 144,600.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,385.40 : 294,383.70 = 96,463.80 : x
  2. Step 2: Convert to fraction form
    196,385.40/294,383.70 = 96,463.80/x
  3. Step 3: Cross multiply
    196,385.40x = 294,383.70 × 96,463.80
  4. Step 4: Simplify right side
    196,385.40x = 28,397,370,360.06
  5. Step 5: Solve for x
    x = 28,397,370,360.06/196,385.40
  6. Step 6: Final answer
    x = 144,600.21

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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.