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Finding the Fourth Proportional to 169,030.92, 233,420.70 and 108,706.31

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Solution

The fourth proportional to 169,030.92, 233,420.70 and 108,706.31 is: 150,116.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,030.92 : 233,420.70 = 108,706.31 : x
  2. Step 2: Convert to fraction form
    169,030.92/233,420.70 = 108,706.31/x
  3. Step 3: Cross multiply
    169,030.92x = 233,420.70 × 108,706.31
  4. Step 4: Simplify right side
    169,030.92x = 25,374,302,974.62
  5. Step 5: Solve for x
    x = 25,374,302,974.62/169,030.92
  6. Step 6: Final answer
    x = 150,116.34

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1.5x scale

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.