Home / 165,801.30-248,701.95-136,276.80

Finding the Fourth Proportional to 165,801.30, 248,701.95 and 136,276.80

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Solution

The fourth proportional to 165,801.30, 248,701.95 and 136,276.80 is: 204,415.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,801.30 : 248,701.95 = 136,276.80 : x
  2. Step 2: Convert to fraction form
    165,801.30/248,701.95 = 136,276.80/x
  3. Step 3: Cross multiply
    165,801.30x = 248,701.95 × 136,276.80
  4. Step 4: Simplify right side
    165,801.30x = 33,892,305,899.76
  5. Step 5: Solve for x
    x = 33,892,305,899.76/165,801.30
  6. Step 6: Final answer
    x = 204,415.20

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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.