Home / 165,587.64-248,422.85-65,714.79

Finding the Fourth Proportional to 165,587.64, 248,422.85 and 65,714.79

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Solution

The fourth proportional to 165,587.64, 248,422.85 and 65,714.79 is: 98,588.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,587.64 : 248,422.85 = 65,714.79 : x
  2. Step 2: Convert to fraction form
    165,587.64/248,422.85 = 65,714.79/x
  3. Step 3: Cross multiply
    165,587.64x = 248,422.85 × 65,714.79
  4. Step 4: Simplify right side
    165,587.64x = 16,325,056,268.39
  5. Step 5: Solve for x
    x = 16,325,056,268.39/165,587.64
  6. Step 6: Final answer
    x = 98,588.61

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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.