Home / 64,475.24-88,975.86-36,180.92

Finding the Fourth Proportional to 64,475.24, 88,975.86 and 36,180.92

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Solution

The fourth proportional to 64,475.24, 88,975.86 and 36,180.92 is: 49,929.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,475.24 : 88,975.86 = 36,180.92 : x
  2. Step 2: Convert to fraction form
    64,475.24/88,975.86 = 36,180.92/x
  3. Step 3: Cross multiply
    64,475.24x = 88,975.86 × 36,180.92
  4. Step 4: Simplify right side
    64,475.24x = 3,219,228,472.59
  5. Step 5: Solve for x
    x = 3,219,228,472.59/64,475.24
  6. Step 6: Final answer
    x = 49,929.69

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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.