Home / 64,406.96-88,883.35-36,112.04

Finding the Fourth Proportional to 64,406.96, 88,883.35 and 36,112.04

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Solution

The fourth proportional to 64,406.96, 88,883.35 and 36,112.04 is: 49,835.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,406.96 : 88,883.35 = 36,112.04 : x
  2. Step 2: Convert to fraction form
    64,406.96/88,883.35 = 36,112.04/x
  3. Step 3: Cross multiply
    64,406.96x = 88,883.35 × 36,112.04
  4. Step 4: Simplify right side
    64,406.96x = 3,209,758,555.84
  5. Step 5: Solve for x
    x = 3,209,758,555.84/64,406.96
  6. Step 6: Final answer
    x = 49,835.59

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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.