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Finding the Fourth Proportional to 169,697, 234,181.86 and 94,252.52

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Solution

The fourth proportional to 169,697, 234,181.86 and 94,252.52 is: 130,068.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,697 : 234,181.86 = 94,252.52 : x
  2. Step 2: Convert to fraction form
    169,697/234,181.86 = 94,252.52/x
  3. Step 3: Cross multiply
    169,697x = 234,181.86 × 94,252.52
  4. Step 4: Simplify right side
    169,697x = 22,072,230,443.29
  5. Step 5: Solve for x
    x = 22,072,230,443.29/169,697
  6. Step 6: Final answer
    x = 130,068.48

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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.