Home / 194,046.10-290,746.19-67,616.66

Finding the Fourth Proportional to 194,046.10, 290,746.19 and 67,616.66

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Solution

The fourth proportional to 194,046.10, 290,746.19 and 67,616.66 is: 101,312.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,046.10 : 290,746.19 = 67,616.66 : x
  2. Step 2: Convert to fraction form
    194,046.10/290,746.19 = 67,616.66/x
  3. Step 3: Cross multiply
    194,046.10x = 290,746.19 × 67,616.66
  4. Step 4: Simplify right side
    194,046.10x = 19,659,285,486.06
  5. Step 5: Solve for x
    x = 19,659,285,486.06/194,046.10
  6. Step 6: Final answer
    x = 101,312.45

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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.