Home / 57,867.16-86,659.19-52,257.51

Finding the Fourth Proportional to 57,867.16, 86,659.19 and 52,257.51

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Solution

The fourth proportional to 57,867.16, 86,659.19 and 52,257.51 is: 78,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,867.16 : 86,659.19 = 52,257.51 : x
  2. Step 2: Convert to fraction form
    57,867.16/86,659.19 = 52,257.51/x
  3. Step 3: Cross multiply
    57,867.16x = 86,659.19 × 52,257.51
  4. Step 4: Simplify right side
    57,867.16x = 4,528,593,488.02
  5. Step 5: Solve for x
    x = 4,528,593,488.02/57,867.16
  6. Step 6: Final answer
    x = 78,258.44

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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.