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Finding the Fourth Proportional to 169,827.06, 234,363.46 and 93,354.48

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Solution

The fourth proportional to 169,827.06, 234,363.46 and 93,354.48 is: 128,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,827.06 : 234,363.46 = 93,354.48 : x
  2. Step 2: Convert to fraction form
    169,827.06/234,363.46 = 93,354.48/x
  3. Step 3: Cross multiply
    169,827.06x = 234,363.46 × 93,354.48
  4. Step 4: Simplify right side
    169,827.06x = 21,878,878,939.30
  5. Step 5: Solve for x
    x = 21,878,878,939.30/169,827.06
  6. Step 6: Final answer
    x = 128,830.35

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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.