Home / 255,258.24-382,887.27-68,264.88

Finding the Fourth Proportional to 255,258.24, 382,887.27 and 68,264.88

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Solution

The fourth proportional to 255,258.24, 382,887.27 and 68,264.88 is: 102,397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,258.24 : 382,887.27 = 68,264.88 : x
  2. Step 2: Convert to fraction form
    255,258.24/382,887.27 = 68,264.88/x
  3. Step 3: Cross multiply
    255,258.24x = 382,887.27 × 68,264.88
  4. Step 4: Simplify right side
    255,258.24x = 26,137,753,540.08
  5. Step 5: Solve for x
    x = 26,137,753,540.08/255,258.24
  6. Step 6: Final answer
    x = 102,397.30

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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.