Home / 129,806.55-194,730.08-41,051.61

Finding the Fourth Proportional to 129,806.55, 194,730.08 and 41,051.61

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Solution

The fourth proportional to 129,806.55, 194,730.08 and 41,051.61 is: 61,583.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,806.55 : 194,730.08 = 41,051.61 : x
  2. Step 2: Convert to fraction form
    129,806.55/194,730.08 = 41,051.61/x
  3. Step 3: Cross multiply
    129,806.55x = 194,730.08 × 41,051.61
  4. Step 4: Simplify right side
    129,806.55x = 7,993,983,094.17
  5. Step 5: Solve for x
    x = 7,993,983,094.17/129,806.55
  6. Step 6: Final answer
    x = 61,583.82

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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.