Home / 58,448.34-87,650.96-20,998.36

Finding the Fourth Proportional to 58,448.34, 87,650.96 and 20,998.36

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Solution

The fourth proportional to 58,448.34, 87,650.96 and 20,998.36 is: 31,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,448.34 : 87,650.96 = 20,998.36 : x
  2. Step 2: Convert to fraction form
    58,448.34/87,650.96 = 20,998.36/x
  3. Step 3: Cross multiply
    58,448.34x = 87,650.96 × 20,998.36
  4. Step 4: Simplify right side
    58,448.34x = 1,840,526,412.43
  5. Step 5: Solve for x
    x = 1,840,526,412.43/58,448.34
  6. Step 6: Final answer
    x = 31,489.80

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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.