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Finding the Fourth Proportional to 176,005.76, 242,889.20 and 95,433.76

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Solution

The fourth proportional to 176,005.76, 242,889.20 and 95,433.76 is: 131,699.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,005.76 : 242,889.20 = 95,433.76 : x
  2. Step 2: Convert to fraction form
    176,005.76/242,889.20 = 95,433.76/x
  3. Step 3: Cross multiply
    176,005.76x = 242,889.20 × 95,433.76
  4. Step 4: Simplify right side
    176,005.76x = 23,179,829,619.39
  5. Step 5: Solve for x
    x = 23,179,829,619.39/176,005.76
  6. Step 6: Final answer
    x = 131,699.27

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1.5x scale

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.