Home / 238,822.67-358,128.82-126,476.63

Finding the Fourth Proportional to 238,822.67, 358,128.82 and 126,476.63

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Solution

The fourth proportional to 238,822.67, 358,128.82 and 126,476.63 is: 189,659.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,822.67 : 358,128.82 = 126,476.63 : x
  2. Step 2: Convert to fraction form
    238,822.67/358,128.82 = 126,476.63/x
  3. Step 3: Cross multiply
    238,822.67x = 358,128.82 × 126,476.63
  4. Step 4: Simplify right side
    238,822.67x = 45,294,926,259.48
  5. Step 5: Solve for x
    x = 45,294,926,259.48/238,822.67
  6. Step 6: Final answer
    x = 189,659.24

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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.