Home / 136,769.58-188,320.95-116,581.14

Finding the Fourth Proportional to 136,769.58, 188,320.95 and 116,581.14

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Solution

The fourth proportional to 136,769.58, 188,320.95 and 116,581.14 is: 160,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,769.58 : 188,320.95 = 116,581.14 : x
  2. Step 2: Convert to fraction form
    136,769.58/188,320.95 = 116,581.14/x
  3. Step 3: Cross multiply
    136,769.58x = 188,320.95 × 116,581.14
  4. Step 4: Simplify right side
    136,769.58x = 21,954,671,036.88
  5. Step 5: Solve for x
    x = 21,954,671,036.88/136,769.58
  6. Step 6: Final answer
    x = 160,523.06

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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.