Home / 57,005.32-85,507.98-15,452.32

Finding the Fourth Proportional to 57,005.32, 85,507.98 and 15,452.32

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Solution

The fourth proportional to 57,005.32, 85,507.98 and 15,452.32 is: 23,178.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,005.32 : 85,507.98 = 15,452.32 : x
  2. Step 2: Convert to fraction form
    57,005.32/85,507.98 = 15,452.32/x
  3. Step 3: Cross multiply
    57,005.32x = 85,507.98 × 15,452.32
  4. Step 4: Simplify right side
    57,005.32x = 1,321,296,669.51
  5. Step 5: Solve for x
    x = 1,321,296,669.51/57,005.32
  6. Step 6: Final answer
    x = 23,178.48

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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.