Home / 163,984.33-226,300.77-91,385.23

Finding the Fourth Proportional to 163,984.33, 226,300.77 and 91,385.23

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Solution

The fourth proportional to 163,984.33, 226,300.77 and 91,385.23 is: 126,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,984.33 : 226,300.77 = 91,385.23 : x
  2. Step 2: Convert to fraction form
    163,984.33/226,300.77 = 91,385.23/x
  3. Step 3: Cross multiply
    163,984.33x = 226,300.77 × 91,385.23
  4. Step 4: Simplify right side
    163,984.33x = 20,680,547,915.63
  5. Step 5: Solve for x
    x = 20,680,547,915.63/163,984.33
  6. Step 6: Final answer
    x = 126,112.95

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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.