Home / 165,629.40-248,444.10-153,965.40

Finding the Fourth Proportional to 165,629.40, 248,444.10 and 153,965.40

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Solution

The fourth proportional to 165,629.40, 248,444.10 and 153,965.40 is: 230,948.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,629.40 : 248,444.10 = 153,965.40 : x
  2. Step 2: Convert to fraction form
    165,629.40/248,444.10 = 153,965.40/x
  3. Step 3: Cross multiply
    165,629.40x = 248,444.10 × 153,965.40
  4. Step 4: Simplify right side
    165,629.40x = 38,251,795,234.14
  5. Step 5: Solve for x
    x = 38,251,795,234.14/165,629.40
  6. Step 6: Final answer
    x = 230,948.10

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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.