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Finding the Fourth Proportional to 176,000.63, 242,880.64 and 95,428.02

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Solution

The fourth proportional to 176,000.63, 242,880.64 and 95,428.02 is: 131,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,000.63 : 242,880.64 = 95,428.02 : x
  2. Step 2: Convert to fraction form
    176,000.63/242,880.64 = 95,428.02/x
  3. Step 3: Cross multiply
    176,000.63x = 242,880.64 × 95,428.02
  4. Step 4: Simplify right side
    176,000.63x = 23,177,619,780.55
  5. Step 5: Solve for x
    x = 23,177,619,780.55/176,000.63
  6. Step 6: Final answer
    x = 131,690.55

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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.