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Finding the Fourth Proportional to 110,210.60, 165,097.20 and 60,217.40

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Solution

The fourth proportional to 110,210.60, 165,097.20 and 60,217.40 is: 90,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,210.60 : 165,097.20 = 60,217.40 : x
  2. Step 2: Convert to fraction form
    110,210.60/165,097.20 = 60,217.40/x
  3. Step 3: Cross multiply
    110,210.60x = 165,097.20 × 60,217.40
  4. Step 4: Simplify right side
    110,210.60x = 9,941,724,131.28
  5. Step 5: Solve for x
    x = 9,941,724,131.28/110,210.60
  6. Step 6: Final answer
    x = 90,206.61

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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.