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Finding the Fourth Proportional to 163,656.16, 225,843.36 and 92,036.16

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Solution

The fourth proportional to 163,656.16, 225,843.36 and 92,036.16 is: 127,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,656.16 : 225,843.36 = 92,036.16 : x
  2. Step 2: Convert to fraction form
    163,656.16/225,843.36 = 92,036.16/x
  3. Step 3: Cross multiply
    163,656.16x = 225,843.36 × 92,036.16
  4. Step 4: Simplify right side
    163,656.16x = 20,785,755,615.90
  5. Step 5: Solve for x
    x = 20,785,755,615.90/163,656.16
  6. Step 6: Final answer
    x = 127,008.70

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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.