Home / 169,906.30-234,476.70-93,431.19

Finding the Fourth Proportional to 169,906.30, 234,476.70 and 93,431.19

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Solution

The fourth proportional to 169,906.30, 234,476.70 and 93,431.19 is: 128,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,906.30 : 234,476.70 = 93,431.19 : x
  2. Step 2: Convert to fraction form
    169,906.30/234,476.70 = 93,431.19/x
  3. Step 3: Cross multiply
    169,906.30x = 234,476.70 × 93,431.19
  4. Step 4: Simplify right side
    169,906.30x = 21,907,437,108.27
  5. Step 5: Solve for x
    x = 21,907,437,108.27/169,906.30
  6. Step 6: Final answer
    x = 128,938.34

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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.