Home / 119,376.38-164,762.79-68,423.26

Finding the Fourth Proportional to 119,376.38, 164,762.79 and 68,423.26

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Solution

The fourth proportional to 119,376.38, 164,762.79 and 68,423.26 is: 94,437.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,376.38 : 164,762.79 = 68,423.26 : x
  2. Step 2: Convert to fraction form
    119,376.38/164,762.79 = 68,423.26/x
  3. Step 3: Cross multiply
    119,376.38x = 164,762.79 × 68,423.26
  4. Step 4: Simplify right side
    119,376.38x = 11,273,607,063.18
  5. Step 5: Solve for x
    x = 11,273,607,063.18/119,376.38
  6. Step 6: Final answer
    x = 94,437.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.