Home / 196,360.40-294,346.20-96,438.80

Finding the Fourth Proportional to 196,360.40, 294,346.20 and 96,438.80

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Solution

The fourth proportional to 196,360.40, 294,346.20 and 96,438.80 is: 144,562.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,360.40 : 294,346.20 = 96,438.80 : x
  2. Step 2: Convert to fraction form
    196,360.40/294,346.20 = 96,438.80/x
  3. Step 3: Cross multiply
    196,360.40x = 294,346.20 × 96,438.80
  4. Step 4: Simplify right side
    196,360.40x = 28,386,394,312.56
  5. Step 5: Solve for x
    x = 28,386,394,312.56/196,360.40
  6. Step 6: Final answer
    x = 144,562.72

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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.