Home / 200,345.31-276,483.96-114,318.28

Finding the Fourth Proportional to 200,345.31, 276,483.96 and 114,318.28

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Solution

The fourth proportional to 200,345.31, 276,483.96 and 114,318.28 is: 157,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,345.31 : 276,483.96 = 114,318.28 : x
  2. Step 2: Convert to fraction form
    200,345.31/276,483.96 = 114,318.28/x
  3. Step 3: Cross multiply
    200,345.31x = 276,483.96 × 114,318.28
  4. Step 4: Simplify right side
    200,345.31x = 31,607,170,754.79
  5. Step 5: Solve for x
    x = 31,607,170,754.79/200,345.31
  6. Step 6: Final answer
    x = 157,763.47

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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.