Home / 200,062.17-276,186.06-154,637.49

Finding the Fourth Proportional to 200,062.17, 276,186.06 and 154,637.49

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Solution

The fourth proportional to 200,062.17, 276,186.06 and 154,637.49 is: 213,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,062.17 : 276,186.06 = 154,637.49 : x
  2. Step 2: Convert to fraction form
    200,062.17/276,186.06 = 154,637.49/x
  3. Step 3: Cross multiply
    200,062.17x = 276,186.06 × 154,637.49
  4. Step 4: Simplify right side
    200,062.17x = 42,708,719,091.39
  5. Step 5: Solve for x
    x = 42,708,719,091.39/200,062.17
  6. Step 6: Final answer
    x = 213,477.24

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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.