Home / 57,213.61-85,830.33-19,259.27

Finding the Fourth Proportional to 57,213.61, 85,830.33 and 19,259.27

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Solution

The fourth proportional to 57,213.61, 85,830.33 and 19,259.27 is: 28,892.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,213.61 : 85,830.33 = 19,259.27 : x
  2. Step 2: Convert to fraction form
    57,213.61/85,830.33 = 19,259.27/x
  3. Step 3: Cross multiply
    57,213.61x = 85,830.33 × 19,259.27
  4. Step 4: Simplify right side
    57,213.61x = 1,653,029,464.59
  5. Step 5: Solve for x
    x = 1,653,029,464.59/57,213.61
  6. Step 6: Final answer
    x = 28,892.24

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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.