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Finding the Fourth Proportional to 163,744.67, 225,955.55 and 92,110.91

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Solution

The fourth proportional to 163,744.67, 225,955.55 and 92,110.91 is: 127,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,744.67 : 225,955.55 = 92,110.91 : x
  2. Step 2: Convert to fraction form
    163,744.67/225,955.55 = 92,110.91/x
  3. Step 3: Cross multiply
    163,744.67x = 225,955.55 × 92,110.91
  4. Step 4: Simplify right side
    163,744.67x = 20,812,969,739.72
  5. Step 5: Solve for x
    x = 20,812,969,739.72/163,744.67
  6. Step 6: Final answer
    x = 127,106.25

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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.