Home / 58,245.73-87,346.42-20,798.83

Finding the Fourth Proportional to 58,245.73, 87,346.42 and 20,798.83

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Solution

The fourth proportional to 58,245.73, 87,346.42 and 20,798.83 is: 31,190.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,245.73 : 87,346.42 = 20,798.83 : x
  2. Step 2: Convert to fraction form
    58,245.73/87,346.42 = 20,798.83/x
  3. Step 3: Cross multiply
    58,245.73x = 87,346.42 × 20,798.83
  4. Step 4: Simplify right side
    58,245.73x = 1,816,703,340.69
  5. Step 5: Solve for x
    x = 1,816,703,340.69/58,245.73
  6. Step 6: Final answer
    x = 31,190.33

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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.