Home / 121,033.31-167,014.26-70,035.87

Finding the Fourth Proportional to 121,033.31, 167,014.26 and 70,035.87

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Solution

The fourth proportional to 121,033.31, 167,014.26 and 70,035.87 is: 96,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,033.31 : 167,014.26 = 70,035.87 : x
  2. Step 2: Convert to fraction form
    121,033.31/167,014.26 = 70,035.87/x
  3. Step 3: Cross multiply
    121,033.31x = 167,014.26 × 70,035.87
  4. Step 4: Simplify right side
    121,033.31x = 11,696,989,001.51
  5. Step 5: Solve for x
    x = 11,696,989,001.51/121,033.31
  6. Step 6: Final answer
    x = 96,642.73

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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.