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Finding the Fourth Proportional to 166,575.17, 229,873 and 90,094.34

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Solution

The fourth proportional to 166,575.17, 229,873 and 90,094.34 is: 124,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,575.17 : 229,873 = 90,094.34 : x
  2. Step 2: Convert to fraction form
    166,575.17/229,873 = 90,094.34/x
  3. Step 3: Cross multiply
    166,575.17x = 229,873 × 90,094.34
  4. Step 4: Simplify right side
    166,575.17x = 20,710,256,218.82
  5. Step 5: Solve for x
    x = 20,710,256,218.82/166,575.17
  6. Step 6: Final answer
    x = 124,329.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.