Home / 58,191.33-87,290.46-18,217.80

Finding the Fourth Proportional to 58,191.33, 87,290.46 and 18,217.80

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Solution

The fourth proportional to 58,191.33, 87,290.46 and 18,217.80 is: 27,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,191.33 : 87,290.46 = 18,217.80 : x
  2. Step 2: Convert to fraction form
    58,191.33/87,290.46 = 18,217.80/x
  3. Step 3: Cross multiply
    58,191.33x = 87,290.46 × 18,217.80
  4. Step 4: Simplify right side
    58,191.33x = 1,590,240,142.19
  5. Step 5: Solve for x
    x = 1,590,240,142.19/58,191.33
  6. Step 6: Final answer
    x = 27,327.78

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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.