Home / 168,059.07-251,995.59-66,754.51

Finding the Fourth Proportional to 168,059.07, 251,995.59 and 66,754.51

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Solution

The fourth proportional to 168,059.07, 251,995.59 and 66,754.51 is: 100,094.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,059.07 : 251,995.59 = 66,754.51 : x
  2. Step 2: Convert to fraction form
    168,059.07/251,995.59 = 66,754.51/x
  3. Step 3: Cross multiply
    168,059.07x = 251,995.59 × 66,754.51
  4. Step 4: Simplify right side
    168,059.07x = 16,821,841,502.62
  5. Step 5: Solve for x
    x = 16,821,841,502.62/168,059.07
  6. Step 6: Final answer
    x = 100,094.81

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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.