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Finding the Fourth Proportional to 169,996.88, 254,995.64 and 59,189.20

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Solution

The fourth proportional to 169,996.88, 254,995.64 and 59,189.20 is: 88,783.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,996.88 : 254,995.64 = 59,189.20 : x
  2. Step 2: Convert to fraction form
    169,996.88/254,995.64 = 59,189.20/x
  3. Step 3: Cross multiply
    169,996.88x = 254,995.64 × 59,189.20
  4. Step 4: Simplify right side
    169,996.88x = 15,092,987,935.09
  5. Step 5: Solve for x
    x = 15,092,987,935.09/169,996.88
  6. Step 6: Final answer
    x = 88,783.91

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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.