Home / 63,112.20-87,099.06-36,263.40

Finding the Fourth Proportional to 63,112.20, 87,099.06 and 36,263.40

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Solution

The fourth proportional to 63,112.20, 87,099.06 and 36,263.40 is: 50,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,112.20 : 87,099.06 = 36,263.40 : x
  2. Step 2: Convert to fraction form
    63,112.20/87,099.06 = 36,263.40/x
  3. Step 3: Cross multiply
    63,112.20x = 87,099.06 × 36,263.40
  4. Step 4: Simplify right side
    63,112.20x = 3,158,508,052.40
  5. Step 5: Solve for x
    x = 3,158,508,052.40/63,112.20
  6. Step 6: Final answer
    x = 50,045.92

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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.