Home / 101,278.16-151,917.60-59,696

Finding the Fourth Proportional to 101,278.16, 151,917.60 and 59,696

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Solution

The fourth proportional to 101,278.16, 151,917.60 and 59,696 is: 89,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,278.16 : 151,917.60 = 59,696 : x
  2. Step 2: Convert to fraction form
    101,278.16/151,917.60 = 59,696/x
  3. Step 3: Cross multiply
    101,278.16x = 151,917.60 × 59,696
  4. Step 4: Simplify right side
    101,278.16x = 9,068,873,049.60
  5. Step 5: Solve for x
    x = 9,068,873,049.60/101,278.16
  6. Step 6: Final answer
    x = 89,544.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.