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Finding the Fourth Proportional to 112,549.30, 168,740.11 and 37,625.11

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Solution

The fourth proportional to 112,549.30, 168,740.11 and 37,625.11 is: 56,409.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,549.30 : 168,740.11 = 37,625.11 : x
  2. Step 2: Convert to fraction form
    112,549.30/168,740.11 = 37,625.11/x
  3. Step 3: Cross multiply
    112,549.30x = 168,740.11 × 37,625.11
  4. Step 4: Simplify right side
    112,549.30x = 6,348,865,200.16
  5. Step 5: Solve for x
    x = 6,348,865,200.16/112,549.30
  6. Step 6: Final answer
    x = 56,409.64

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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.