Home / 194,339.16-291,547.92-82,019.49

Finding the Fourth Proportional to 194,339.16, 291,547.92 and 82,019.49

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Solution

The fourth proportional to 194,339.16, 291,547.92 and 82,019.49 is: 123,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,339.16 : 291,547.92 = 82,019.49 : x
  2. Step 2: Convert to fraction form
    194,339.16/291,547.92 = 82,019.49/x
  3. Step 3: Cross multiply
    194,339.16x = 291,547.92 × 82,019.49
  4. Step 4: Simplify right side
    194,339.16x = 23,912,611,708.96
  5. Step 5: Solve for x
    x = 23,912,611,708.96/194,339.16
  6. Step 6: Final answer
    x = 123,045.77

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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.