Home / 63,102.24-87,056.64-36,240.48

Finding the Fourth Proportional to 63,102.24, 87,056.64 and 36,240.48

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Solution

The fourth proportional to 63,102.24, 87,056.64 and 36,240.48 is: 49,997.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,102.24 : 87,056.64 = 36,240.48 : x
  2. Step 2: Convert to fraction form
    63,102.24/87,056.64 = 36,240.48/x
  3. Step 3: Cross multiply
    63,102.24x = 87,056.64 × 36,240.48
  4. Step 4: Simplify right side
    63,102.24x = 3,154,974,420.79
  5. Step 5: Solve for x
    x = 3,154,974,420.79/63,102.24
  6. Step 6: Final answer
    x = 49,997.82

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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.