Home / 63,145.24-87,124.66-36,295.40

Finding the Fourth Proportional to 63,145.24, 87,124.66 and 36,295.40

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Solution

The fourth proportional to 63,145.24, 87,124.66 and 36,295.40 is: 50,078.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,145.24 : 87,124.66 = 36,295.40 : x
  2. Step 2: Convert to fraction form
    63,145.24/87,124.66 = 36,295.40/x
  3. Step 3: Cross multiply
    63,145.24x = 87,124.66 × 36,295.40
  4. Step 4: Simplify right side
    63,145.24x = 3,162,224,384.56
  5. Step 5: Solve for x
    x = 3,162,224,384.56/63,145.24
  6. Step 6: Final answer
    x = 50,078.59

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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.