Home / 165,080.10-247,620.15-153,926.40

Finding the Fourth Proportional to 165,080.10, 247,620.15 and 153,926.40

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Solution

The fourth proportional to 165,080.10, 247,620.15 and 153,926.40 is: 230,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,080.10 : 247,620.15 = 153,926.40 : x
  2. Step 2: Convert to fraction form
    165,080.10/247,620.15 = 153,926.40/x
  3. Step 3: Cross multiply
    165,080.10x = 247,620.15 × 153,926.40
  4. Step 4: Simplify right side
    165,080.10x = 38,115,278,256.96
  5. Step 5: Solve for x
    x = 38,115,278,256.96/165,080.10
  6. Step 6: Final answer
    x = 230,889.60

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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.