Home / 196,430.40-294,451.20-96,508.80

Finding the Fourth Proportional to 196,430.40, 294,451.20 and 96,508.80

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Solution

The fourth proportional to 196,430.40, 294,451.20 and 96,508.80 is: 144,667.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,430.40 : 294,451.20 = 96,508.80 : x
  2. Step 2: Convert to fraction form
    196,430.40/294,451.20 = 96,508.80/x
  3. Step 3: Cross multiply
    196,430.40x = 294,451.20 × 96,508.80
  4. Step 4: Simplify right side
    196,430.40x = 28,417,131,970.56
  5. Step 5: Solve for x
    x = 28,417,131,970.56/196,430.40
  6. Step 6: Final answer
    x = 144,667.69

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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.