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Finding the Fourth Proportional to 113,006.75, 169,774.72 and 106,623.34

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Solution

The fourth proportional to 113,006.75, 169,774.72 and 106,623.34 is: 160,184.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,006.75 : 169,774.72 = 106,623.34 : x
  2. Step 2: Convert to fraction form
    113,006.75/169,774.72 = 106,623.34/x
  3. Step 3: Cross multiply
    113,006.75x = 169,774.72 × 106,623.34
  4. Step 4: Simplify right side
    113,006.75x = 18,101,947,002.97
  5. Step 5: Solve for x
    x = 18,101,947,002.97/113,006.75
  6. Step 6: Final answer
    x = 160,184.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.