Home / 165,523.13-248,285.30-40,864.13

Finding the Fourth Proportional to 165,523.13, 248,285.30 and 40,864.13

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Solution

The fourth proportional to 165,523.13, 248,285.30 and 40,864.13 is: 61,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,523.13 : 248,285.30 = 40,864.13 : x
  2. Step 2: Convert to fraction form
    165,523.13/248,285.30 = 40,864.13/x
  3. Step 3: Cross multiply
    165,523.13x = 248,285.30 × 40,864.13
  4. Step 4: Simplify right side
    165,523.13x = 10,145,961,330.54
  5. Step 5: Solve for x
    x = 10,145,961,330.54/165,523.13
  6. Step 6: Final answer
    x = 61,296.34

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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.