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Finding the Fourth Proportional to 163,101.60, 244,360.80 and 133,358.40

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Solution

The fourth proportional to 163,101.60, 244,360.80 and 133,358.40 is: 199,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,101.60 : 244,360.80 = 133,358.40 : x
  2. Step 2: Convert to fraction form
    163,101.60/244,360.80 = 133,358.40/x
  3. Step 3: Cross multiply
    163,101.60x = 244,360.80 × 133,358.40
  4. Step 4: Simplify right side
    163,101.60x = 32,587,565,310.72
  5. Step 5: Solve for x
    x = 32,587,565,310.72/163,101.60
  6. Step 6: Final answer
    x = 199,799.18

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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.