Home / 119,290.77-164,621.61-68,304.30

Finding the Fourth Proportional to 119,290.77, 164,621.61 and 68,304.30

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Solution

The fourth proportional to 119,290.77, 164,621.61 and 68,304.30 is: 94,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,290.77 : 164,621.61 = 68,304.30 : x
  2. Step 2: Convert to fraction form
    119,290.77/164,621.61 = 68,304.30/x
  3. Step 3: Cross multiply
    119,290.77x = 164,621.61 × 68,304.30
  4. Step 4: Simplify right side
    119,290.77x = 11,244,363,835.92
  5. Step 5: Solve for x
    x = 11,244,363,835.92/119,290.77
  6. Step 6: Final answer
    x = 94,260.13

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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.