Home / 57,322.64-85,984.96-19,884.02

Finding the Fourth Proportional to 57,322.64, 85,984.96 and 19,884.02

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Solution

The fourth proportional to 57,322.64, 85,984.96 and 19,884.02 is: 29,826.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,322.64 : 85,984.96 = 19,884.02 : x
  2. Step 2: Convert to fraction form
    57,322.64/85,984.96 = 19,884.02/x
  3. Step 3: Cross multiply
    57,322.64x = 85,984.96 × 19,884.02
  4. Step 4: Simplify right side
    57,322.64x = 1,709,726,664.34
  5. Step 5: Solve for x
    x = 1,709,726,664.34/57,322.64
  6. Step 6: Final answer
    x = 29,826.38

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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.