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Finding the Fourth Proportional to 172,064.25, 237,486.64 and 95,609.63

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Solution

The fourth proportional to 172,064.25, 237,486.64 and 95,609.63 is: 131,962.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,064.25 : 237,486.64 = 95,609.63 : x
  2. Step 2: Convert to fraction form
    172,064.25/237,486.64 = 95,609.63/x
  3. Step 3: Cross multiply
    172,064.25x = 237,486.64 × 95,609.63
  4. Step 4: Simplify right side
    172,064.25x = 22,706,009,780.34
  5. Step 5: Solve for x
    x = 22,706,009,780.34/172,064.25
  6. Step 6: Final answer
    x = 131,962.39

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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.