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Finding the Fourth Proportional to 163,108.80, 244,663.20 and 107,301.60

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Solution

The fourth proportional to 163,108.80, 244,663.20 and 107,301.60 is: 160,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,108.80 : 244,663.20 = 107,301.60 : x
  2. Step 2: Convert to fraction form
    163,108.80/244,663.20 = 107,301.60/x
  3. Step 3: Cross multiply
    163,108.80x = 244,663.20 × 107,301.60
  4. Step 4: Simplify right side
    163,108.80x = 26,252,752,821.12
  5. Step 5: Solve for x
    x = 26,252,752,821.12/163,108.80
  6. Step 6: Final answer
    x = 160,952.40

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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.