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Finding the Fourth Proportional to 116,503.44, 174,755.52 and 77,052.48

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Solution

The fourth proportional to 116,503.44, 174,755.52 and 77,052.48 is: 115,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,503.44 : 174,755.52 = 77,052.48 : x
  2. Step 2: Convert to fraction form
    116,503.44/174,755.52 = 77,052.48/x
  3. Step 3: Cross multiply
    116,503.44x = 174,755.52 × 77,052.48
  4. Step 4: Simplify right side
    116,503.44x = 13,465,346,209.69
  5. Step 5: Solve for x
    x = 13,465,346,209.69/116,503.44
  6. Step 6: Final answer
    x = 115,578.96

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1.5x scale

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.