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Finding the Fourth Proportional to 112,750.08, 169,187.04 and 65,423.04

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Solution

The fourth proportional to 112,750.08, 169,187.04 and 65,423.04 is: 98,170.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,750.08 : 169,187.04 = 65,423.04 : x
  2. Step 2: Convert to fraction form
    112,750.08/169,187.04 = 65,423.04/x
  3. Step 3: Cross multiply
    112,750.08x = 169,187.04 × 65,423.04
  4. Step 4: Simplify right side
    112,750.08x = 11,068,730,485.40
  5. Step 5: Solve for x
    x = 11,068,730,485.40/112,750.08
  6. Step 6: Final answer
    x = 98,170.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.