Home / 43,764.35-65,632.75-14,175.32

Finding the Fourth Proportional to 43,764.35, 65,632.75 and 14,175.32

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Solution

The fourth proportional to 43,764.35, 65,632.75 and 14,175.32 is: 21,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,764.35 : 65,632.75 = 14,175.32 : x
  2. Step 2: Convert to fraction form
    43,764.35/65,632.75 = 14,175.32/x
  3. Step 3: Cross multiply
    43,764.35x = 65,632.75 × 14,175.32
  4. Step 4: Simplify right side
    43,764.35x = 930,364,870.13
  5. Step 5: Solve for x
    x = 930,364,870.13/43,764.35
  6. Step 6: Final answer
    x = 21,258.51

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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.