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Finding the Fourth Proportional to 172,246.54, 237,645.36 and 104,241.77

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Solution

The fourth proportional to 172,246.54, 237,645.36 and 104,241.77 is: 143,820.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,246.54 : 237,645.36 = 104,241.77 : x
  2. Step 2: Convert to fraction form
    172,246.54/237,645.36 = 104,241.77/x
  3. Step 3: Cross multiply
    172,246.54x = 237,645.36 × 104,241.77
  4. Step 4: Simplify right side
    172,246.54x = 24,772,572,958.69
  5. Step 5: Solve for x
    x = 24,772,572,958.69/172,246.54
  6. Step 6: Final answer
    x = 143,820.44

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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.