Home / 57,500.13-86,218.90-20,050.19

Finding the Fourth Proportional to 57,500.13, 86,218.90 and 20,050.19

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Solution

The fourth proportional to 57,500.13, 86,218.90 and 20,050.19 is: 30,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,500.13 : 86,218.90 = 20,050.19 : x
  2. Step 2: Convert to fraction form
    57,500.13/86,218.90 = 20,050.19/x
  3. Step 3: Cross multiply
    57,500.13x = 86,218.90 × 20,050.19
  4. Step 4: Simplify right side
    57,500.13x = 1,728,704,795.25
  5. Step 5: Solve for x
    x = 1,728,704,795.25/57,500.13
  6. Step 6: Final answer
    x = 30,064.36

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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.