Home / 119,405.64-164,803.34-68,452.59

Finding the Fourth Proportional to 119,405.64, 164,803.34 and 68,452.59

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Solution

The fourth proportional to 119,405.64, 164,803.34 and 68,452.59 is: 94,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,405.64 : 164,803.34 = 68,452.59 : x
  2. Step 2: Convert to fraction form
    119,405.64/164,803.34 = 68,452.59/x
  3. Step 3: Cross multiply
    119,405.64x = 164,803.34 × 68,452.59
  4. Step 4: Simplify right side
    119,405.64x = 11,281,215,121.39
  5. Step 5: Solve for x
    x = 11,281,215,121.39/119,405.64
  6. Step 6: Final answer
    x = 94,478.08

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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.