Home / 200,097.63-276,204.20-115,248.51

Finding the Fourth Proportional to 200,097.63, 276,204.20 and 115,248.51

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Solution

The fourth proportional to 200,097.63, 276,204.20 and 115,248.51 is: 159,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,097.63 : 276,204.20 = 115,248.51 : x
  2. Step 2: Convert to fraction form
    200,097.63/276,204.20 = 115,248.51/x
  3. Step 3: Cross multiply
    200,097.63x = 276,204.20 × 115,248.51
  4. Step 4: Simplify right side
    200,097.63x = 31,832,121,929.50
  5. Step 5: Solve for x
    x = 31,832,121,929.50/200,097.63
  6. Step 6: Final answer
    x = 159,082.95

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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.