Home / 121,254.52-167,331.54-70,277.14

Finding the Fourth Proportional to 121,254.52, 167,331.54 and 70,277.14

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Solution

The fourth proportional to 121,254.52, 167,331.54 and 70,277.14 is: 96,982.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254.52 : 167,331.54 = 70,277.14 : x
  2. Step 2: Convert to fraction form
    121,254.52/167,331.54 = 70,277.14/x
  3. Step 3: Cross multiply
    121,254.52x = 167,331.54 × 70,277.14
  4. Step 4: Simplify right side
    121,254.52x = 11,759,582,063.00
  5. Step 5: Solve for x
    x = 11,759,582,063.00/121,254.52
  6. Step 6: Final answer
    x = 96,982.63

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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.