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Finding the Fourth Proportional to 71,674.04, 98,894.04 and 43,373.72

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Solution

The fourth proportional to 71,674.04, 98,894.04 and 43,373.72 is: 59,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,674.04 : 98,894.04 = 43,373.72 : x
  2. Step 2: Convert to fraction form
    71,674.04/98,894.04 = 43,373.72/x
  3. Step 3: Cross multiply
    71,674.04x = 98,894.04 × 43,373.72
  4. Step 4: Simplify right side
    71,674.04x = 4,289,402,400.63
  5. Step 5: Solve for x
    x = 4,289,402,400.63/71,674.04
  6. Step 6: Final answer
    x = 59,845.97

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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.