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Finding the Fourth Proportional to 169,296, 233,636.58 and 93,844.50

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Solution

The fourth proportional to 169,296, 233,636.58 and 93,844.50 is: 129,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,296 : 233,636.58 = 93,844.50 : x
  2. Step 2: Convert to fraction form
    169,296/233,636.58 = 93,844.50/x
  3. Step 3: Cross multiply
    169,296x = 233,636.58 × 93,844.50
  4. Step 4: Simplify right side
    169,296x = 21,925,508,031.81
  5. Step 5: Solve for x
    x = 21,925,508,031.81/169,296
  6. Step 6: Final answer
    x = 129,509.90

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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.