Home / 70,188.93-96,867.39-38,362.61

Finding the Fourth Proportional to 70,188.93, 96,867.39 and 38,362.61

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Solution

The fourth proportional to 70,188.93, 96,867.39 and 38,362.61 is: 52,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,188.93 : 96,867.39 = 38,362.61 : x
  2. Step 2: Convert to fraction form
    70,188.93/96,867.39 = 38,362.61/x
  3. Step 3: Cross multiply
    70,188.93x = 96,867.39 × 38,362.61
  4. Step 4: Simplify right side
    70,188.93x = 3,716,086,290.32
  5. Step 5: Solve for x
    x = 3,716,086,290.32/70,188.93
  6. Step 6: Final answer
    x = 52,944.05

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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.