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Finding the Fourth Proportional to 117,593.60, 176,390.40 and 70,937.60

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Solution

The fourth proportional to 117,593.60, 176,390.40 and 70,937.60 is: 106,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,593.60 : 176,390.40 = 70,937.60 : x
  2. Step 2: Convert to fraction form
    117,593.60/176,390.40 = 70,937.60/x
  3. Step 3: Cross multiply
    117,593.60x = 176,390.40 × 70,937.60
  4. Step 4: Simplify right side
    117,593.60x = 12,512,711,639.04
  5. Step 5: Solve for x
    x = 12,512,711,639.04/117,593.60
  6. Step 6: Final answer
    x = 106,406.40

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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.