Home / 200,008.36-299,968.06-57,822.58

Finding the Fourth Proportional to 200,008.36, 299,968.06 and 57,822.58

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Solution

The fourth proportional to 200,008.36, 299,968.06 and 57,822.58 is: 86,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,008.36 : 299,968.06 = 57,822.58 : x
  2. Step 2: Convert to fraction form
    200,008.36/299,968.06 = 57,822.58/x
  3. Step 3: Cross multiply
    200,008.36x = 299,968.06 × 57,822.58
  4. Step 4: Simplify right side
    200,008.36x = 17,344,927,146.79
  5. Step 5: Solve for x
    x = 17,344,927,146.79/200,008.36
  6. Step 6: Final answer
    x = 86,721.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.