Home / 324,827.18-487,232.58-88,163.72

Finding the Fourth Proportional to 324,827.18, 487,232.58 and 88,163.72

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Solution

The fourth proportional to 324,827.18, 487,232.58 and 88,163.72 is: 132,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,827.18 : 487,232.58 = 88,163.72 : x
  2. Step 2: Convert to fraction form
    324,827.18/487,232.58 = 88,163.72/x
  3. Step 3: Cross multiply
    324,827.18x = 487,232.58 × 88,163.72
  4. Step 4: Simplify right side
    324,827.18x = 42,956,236,758.00
  5. Step 5: Solve for x
    x = 42,956,236,758.00/324,827.18
  6. Step 6: Final answer
    x = 132,243.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.