Home / 170,256.68-234,955.81-93,778.49

Finding the Fourth Proportional to 170,256.68, 234,955.81 and 93,778.49

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Solution

The fourth proportional to 170,256.68, 234,955.81 and 93,778.49 is: 129,415.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,256.68 : 234,955.81 = 93,778.49 : x
  2. Step 2: Convert to fraction form
    170,256.68/234,955.81 = 93,778.49/x
  3. Step 3: Cross multiply
    170,256.68x = 234,955.81 × 93,778.49
  4. Step 4: Simplify right side
    170,256.68x = 22,033,801,431.47
  5. Step 5: Solve for x
    x = 22,033,801,431.47/170,256.68
  6. Step 6: Final answer
    x = 129,415.19

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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.