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Finding the Fourth Proportional to 163,760.94, 225,987.48 and 92,140.92

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Solution

The fourth proportional to 163,760.94, 225,987.48 and 92,140.92 is: 127,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,760.94 : 225,987.48 = 92,140.92 : x
  2. Step 2: Convert to fraction form
    163,760.94/225,987.48 = 92,140.92/x
  3. Step 3: Cross multiply
    163,760.94x = 225,987.48 × 92,140.92
  4. Step 4: Simplify right side
    163,760.94x = 20,822,694,315.68
  5. Step 5: Solve for x
    x = 20,822,694,315.68/163,760.94
  6. Step 6: Final answer
    x = 127,153.00

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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.