Home / 129,510.09-194,214.11-62,930.52

Finding the Fourth Proportional to 129,510.09, 194,214.11 and 62,930.52

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Solution

The fourth proportional to 129,510.09, 194,214.11 and 62,930.52 is: 94,370.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,510.09 : 194,214.11 = 62,930.52 : x
  2. Step 2: Convert to fraction form
    129,510.09/194,214.11 = 62,930.52/x
  3. Step 3: Cross multiply
    129,510.09x = 194,214.11 × 62,930.52
  4. Step 4: Simplify right side
    129,510.09x = 12,221,994,618.98
  5. Step 5: Solve for x
    x = 12,221,994,618.98/129,510.09
  6. Step 6: Final answer
    x = 94,370.98

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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.