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Finding the Fourth Proportional to 169,806.17, 234,317.21 and 93,324.45

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Solution

The fourth proportional to 169,806.17, 234,317.21 and 93,324.45 is: 128,779.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,806.17 : 234,317.21 = 93,324.45 : x
  2. Step 2: Convert to fraction form
    169,806.17/234,317.21 = 93,324.45/x
  3. Step 3: Cross multiply
    169,806.17x = 234,317.21 × 93,324.45
  4. Step 4: Simplify right side
    169,806.17x = 21,867,525,160.85
  5. Step 5: Solve for x
    x = 21,867,525,160.85/169,806.17
  6. Step 6: Final answer
    x = 128,779.33

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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.