Home / 115,944.40-173,652.54-69,100.48

Finding the Fourth Proportional to 115,944.40, 173,652.54 and 69,100.48

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Solution

The fourth proportional to 115,944.40, 173,652.54 and 69,100.48 is: 103,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,944.40 : 173,652.54 = 69,100.48 : x
  2. Step 2: Convert to fraction form
    115,944.40/173,652.54 = 69,100.48/x
  3. Step 3: Cross multiply
    115,944.40x = 173,652.54 × 69,100.48
  4. Step 4: Simplify right side
    115,944.40x = 11,999,473,867.22
  5. Step 5: Solve for x
    x = 11,999,473,867.22/115,944.40
  6. Step 6: Final answer
    x = 103,493.35

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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.