Home / 57,548.02-86,322.30-20,107.93

Finding the Fourth Proportional to 57,548.02, 86,322.30 and 20,107.93

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Solution

The fourth proportional to 57,548.02, 86,322.30 and 20,107.93 is: 30,161.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,548.02 : 86,322.30 = 20,107.93 : x
  2. Step 2: Convert to fraction form
    57,548.02/86,322.30 = 20,107.93/x
  3. Step 3: Cross multiply
    57,548.02x = 86,322.30 × 20,107.93
  4. Step 4: Simplify right side
    57,548.02x = 1,735,762,765.84
  5. Step 5: Solve for x
    x = 1,735,762,765.84/57,548.02
  6. Step 6: Final answer
    x = 30,161.99

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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.