Home / 121,077.05-167,083.75-70,091.93

Finding the Fourth Proportional to 121,077.05, 167,083.75 and 70,091.93

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Solution

The fourth proportional to 121,077.05, 167,083.75 and 70,091.93 is: 96,725.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,077.05 : 167,083.75 = 70,091.93 : x
  2. Step 2: Convert to fraction form
    121,077.05/167,083.75 = 70,091.93/x
  3. Step 3: Cross multiply
    121,077.05x = 167,083.75 × 70,091.93
  4. Step 4: Simplify right side
    121,077.05x = 11,711,222,509.14
  5. Step 5: Solve for x
    x = 11,711,222,509.14/121,077.05
  6. Step 6: Final answer
    x = 96,725.37

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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.