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Finding the Fourth Proportional to 164,963.79, 247,437.48 and 96,613.76

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Solution

The fourth proportional to 164,963.79, 247,437.48 and 96,613.76 is: 144,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,963.79 : 247,437.48 = 96,613.76 : x
  2. Step 2: Convert to fraction form
    164,963.79/247,437.48 = 96,613.76/x
  3. Step 3: Cross multiply
    164,963.79x = 247,437.48 × 96,613.76
  4. Step 4: Simplify right side
    164,963.79x = 23,905,866,288.62
  5. Step 5: Solve for x
    x = 23,905,866,288.62/164,963.79
  6. Step 6: Final answer
    x = 144,915.84

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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.