Home / 121,208.24-167,266.68-70,906.16

Finding the Fourth Proportional to 121,208.24, 167,266.68 and 70,906.16

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Solution

The fourth proportional to 121,208.24, 167,266.68 and 70,906.16 is: 97,850.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,208.24 : 167,266.68 = 70,906.16 : x
  2. Step 2: Convert to fraction form
    121,208.24/167,266.68 = 70,906.16/x
  3. Step 3: Cross multiply
    121,208.24x = 167,266.68 × 70,906.16
  4. Step 4: Simplify right side
    121,208.24x = 11,860,237,974.75
  5. Step 5: Solve for x
    x = 11,860,237,974.75/121,208.24
  6. Step 6: Final answer
    x = 97,850.10

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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.