Home / 57,021.36-85,468.32-23,730.36

Finding the Fourth Proportional to 57,021.36, 85,468.32 and 23,730.36

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Solution

The fourth proportional to 57,021.36, 85,468.32 and 23,730.36 is: 35,569.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,021.36 : 85,468.32 = 23,730.36 : x
  2. Step 2: Convert to fraction form
    57,021.36/85,468.32 = 23,730.36/x
  3. Step 3: Cross multiply
    57,021.36x = 85,468.32 × 23,730.36
  4. Step 4: Simplify right side
    57,021.36x = 2,028,194,002.20
  5. Step 5: Solve for x
    x = 2,028,194,002.20/57,021.36
  6. Step 6: Final answer
    x = 35,569.02

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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.