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Finding the Fourth Proportional to 176,677.70, 265,101.59 and 87,938.96

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Solution

The fourth proportional to 176,677.70, 265,101.59 and 87,938.96 is: 131,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,677.70 : 265,101.59 = 87,938.96 : x
  2. Step 2: Convert to fraction form
    176,677.70/265,101.59 = 87,938.96/x
  3. Step 3: Cross multiply
    176,677.70x = 265,101.59 × 87,938.96
  4. Step 4: Simplify right side
    176,677.70x = 23,312,756,353.74
  5. Step 5: Solve for x
    x = 23,312,756,353.74/176,677.70
  6. Step 6: Final answer
    x = 131,950.76

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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.