Home / 196,432.40-294,454.20-96,510.80

Finding the Fourth Proportional to 196,432.40, 294,454.20 and 96,510.80

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Solution

The fourth proportional to 196,432.40, 294,454.20 and 96,510.80 is: 144,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,432.40 : 294,454.20 = 96,510.80 : x
  2. Step 2: Convert to fraction form
    196,432.40/294,454.20 = 96,510.80/x
  3. Step 3: Cross multiply
    196,432.40x = 294,454.20 × 96,510.80
  4. Step 4: Simplify right side
    196,432.40x = 28,418,010,405.36
  5. Step 5: Solve for x
    x = 28,418,010,405.36/196,432.40
  6. Step 6: Final answer
    x = 144,670.69

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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.