Home / 57,447.40-86,173.41-20,011.26

Finding the Fourth Proportional to 57,447.40, 86,173.41 and 20,011.26

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Solution

The fourth proportional to 57,447.40, 86,173.41 and 20,011.26 is: 30,017.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,447.40 : 86,173.41 = 20,011.26 : x
  2. Step 2: Convert to fraction form
    57,447.40/86,173.41 = 20,011.26/x
  3. Step 3: Cross multiply
    57,447.40x = 86,173.41 × 20,011.26
  4. Step 4: Simplify right side
    57,447.40x = 1,724,438,264.49
  5. Step 5: Solve for x
    x = 1,724,438,264.49/57,447.40
  6. Step 6: Final answer
    x = 30,017.69

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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.