Home / 200,590.19-276,842.81-124,133.91

Finding the Fourth Proportional to 200,590.19, 276,842.81 and 124,133.91

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Solution

The fourth proportional to 200,590.19, 276,842.81 and 124,133.91 is: 171,322.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,590.19 : 276,842.81 = 124,133.91 : x
  2. Step 2: Convert to fraction form
    200,590.19/276,842.81 = 124,133.91/x
  3. Step 3: Cross multiply
    200,590.19x = 276,842.81 × 124,133.91
  4. Step 4: Simplify right side
    200,590.19x = 34,365,580,511.48
  5. Step 5: Solve for x
    x = 34,365,580,511.48/200,590.19
  6. Step 6: Final answer
    x = 171,322.34

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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.