Home / 58,205.39-87,289.45-18,753.27

Finding the Fourth Proportional to 58,205.39, 87,289.45 and 18,753.27

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Solution

The fourth proportional to 58,205.39, 87,289.45 and 18,753.27 is: 28,123.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,205.39 : 87,289.45 = 18,753.27 : x
  2. Step 2: Convert to fraction form
    58,205.39/87,289.45 = 18,753.27/x
  3. Step 3: Cross multiply
    58,205.39x = 87,289.45 × 18,753.27
  4. Step 4: Simplify right side
    58,205.39x = 1,636,962,624.00
  5. Step 5: Solve for x
    x = 1,636,962,624.00/58,205.39
  6. Step 6: Final answer
    x = 28,123.90

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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.