Home / 121,208.49-167,267.03-70,906.41

Finding the Fourth Proportional to 121,208.49, 167,267.03 and 70,906.41

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Solution

The fourth proportional to 121,208.49, 167,267.03 and 70,906.41 is: 97,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,208.49 : 167,267.03 = 70,906.41 : x
  2. Step 2: Convert to fraction form
    121,208.49/167,267.03 = 70,906.41/x
  3. Step 3: Cross multiply
    121,208.49x = 167,267.03 × 70,906.41
  4. Step 4: Simplify right side
    121,208.49x = 11,860,304,254.13
  5. Step 5: Solve for x
    x = 11,860,304,254.13/121,208.49
  6. Step 6: Final answer
    x = 97,850.44

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1.5x scale

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.