Home / 165,714.12-248,580.30-53,386.20

Finding the Fourth Proportional to 165,714.12, 248,580.30 and 53,386.20

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Solution

The fourth proportional to 165,714.12, 248,580.30 and 53,386.20 is: 80,082.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,714.12 : 248,580.30 = 53,386.20 : x
  2. Step 2: Convert to fraction form
    165,714.12/248,580.30 = 53,386.20/x
  3. Step 3: Cross multiply
    165,714.12x = 248,580.30 × 53,386.20
  4. Step 4: Simplify right side
    165,714.12x = 13,270,757,611.86
  5. Step 5: Solve for x
    x = 13,270,757,611.86/165,714.12
  6. Step 6: Final answer
    x = 80,082.24

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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.