Home / 57,459.81-86,168.37-20,010.27

Finding the Fourth Proportional to 57,459.81, 86,168.37 and 20,010.27

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Solution

The fourth proportional to 57,459.81, 86,168.37 and 20,010.27 is: 30,007.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,459.81 : 86,168.37 = 20,010.27 : x
  2. Step 2: Convert to fraction form
    57,459.81/86,168.37 = 20,010.27/x
  3. Step 3: Cross multiply
    57,459.81x = 86,168.37 × 20,010.27
  4. Step 4: Simplify right side
    57,459.81x = 1,724,252,349.16
  5. Step 5: Solve for x
    x = 1,724,252,349.16/57,459.81
  6. Step 6: Final answer
    x = 30,007.97

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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.