Home / 57,215.61-85,833.33-19,261.27

Finding the Fourth Proportional to 57,215.61, 85,833.33 and 19,261.27

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Solution

The fourth proportional to 57,215.61, 85,833.33 and 19,261.27 is: 28,895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,215.61 : 85,833.33 = 19,261.27 : x
  2. Step 2: Convert to fraction form
    57,215.61/85,833.33 = 19,261.27/x
  3. Step 3: Cross multiply
    57,215.61x = 85,833.33 × 19,261.27
  4. Step 4: Simplify right side
    57,215.61x = 1,653,258,944.13
  5. Step 5: Solve for x
    x = 1,653,258,944.13/57,215.61
  6. Step 6: Final answer
    x = 28,895.24

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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.