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Finding the Fourth Proportional to 169,594.40, 234,041.31 and 93,116.84

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Solution

The fourth proportional to 169,594.40, 234,041.31 and 93,116.84 is: 128,501.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,594.40 : 234,041.31 = 93,116.84 : x
  2. Step 2: Convert to fraction form
    169,594.40/234,041.31 = 93,116.84/x
  3. Step 3: Cross multiply
    169,594.40x = 234,041.31 × 93,116.84
  4. Step 4: Simplify right side
    169,594.40x = 21,793,186,046.45
  5. Step 5: Solve for x
    x = 21,793,186,046.45/169,594.40
  6. Step 6: Final answer
    x = 128,501.80

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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.