Home / 121,467.49-167,617.91-70,476.27

Finding the Fourth Proportional to 121,467.49, 167,617.91 and 70,476.27

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Solution

The fourth proportional to 121,467.49, 167,617.91 and 70,476.27 is: 97,253.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,467.49 : 167,617.91 = 70,476.27 : x
  2. Step 2: Convert to fraction form
    121,467.49/167,617.91 = 70,476.27/x
  3. Step 3: Cross multiply
    121,467.49x = 167,617.91 × 70,476.27
  4. Step 4: Simplify right side
    121,467.49x = 11,813,083,891.52
  5. Step 5: Solve for x
    x = 11,813,083,891.52/121,467.49
  6. Step 6: Final answer
    x = 97,253.05

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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.