Home / 165,867.20-248,833.20-66,010.40

Finding the Fourth Proportional to 165,867.20, 248,833.20 and 66,010.40

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Solution

The fourth proportional to 165,867.20, 248,833.20 and 66,010.40 is: 99,028.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,867.20 : 248,833.20 = 66,010.40 : x
  2. Step 2: Convert to fraction form
    165,867.20/248,833.20 = 66,010.40/x
  3. Step 3: Cross multiply
    165,867.20x = 248,833.20 × 66,010.40
  4. Step 4: Simplify right side
    165,867.20x = 16,425,579,065.28
  5. Step 5: Solve for x
    x = 16,425,579,065.28/165,867.20
  6. Step 6: Final answer
    x = 99,028.49

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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.