Home / 87,923.40-132,006.60-56,527.80

Finding the Fourth Proportional to 87,923.40, 132,006.60 and 56,527.80

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Solution

The fourth proportional to 87,923.40, 132,006.60 and 56,527.80 is: 84,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,923.40 : 132,006.60 = 56,527.80 : x
  2. Step 2: Convert to fraction form
    87,923.40/132,006.60 = 56,527.80/x
  3. Step 3: Cross multiply
    87,923.40x = 132,006.60 × 56,527.80
  4. Step 4: Simplify right side
    87,923.40x = 7,462,042,683.48
  5. Step 5: Solve for x
    x = 7,462,042,683.48/87,923.40
  6. Step 6: Final answer
    x = 84,869.81

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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.