Home / 57,215.60-85,833.34-19,261.26

Finding the Fourth Proportional to 57,215.60, 85,833.34 and 19,261.26

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Solution

The fourth proportional to 57,215.60, 85,833.34 and 19,261.26 is: 28,895.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,215.60 : 85,833.34 = 19,261.26 : x
  2. Step 2: Convert to fraction form
    57,215.60/85,833.34 = 19,261.26/x
  3. Step 3: Cross multiply
    57,215.60x = 85,833.34 × 19,261.26
  4. Step 4: Simplify right side
    57,215.60x = 1,653,258,278.41
  5. Step 5: Solve for x
    x = 1,653,258,278.41/57,215.60
  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.