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Finding the Fourth Proportional to 149,097.60, 223,257.60 and 96,220.80

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Solution

The fourth proportional to 149,097.60, 223,257.60 and 96,220.80 is: 144,080.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,097.60 : 223,257.60 = 96,220.80 : x
  2. Step 2: Convert to fraction form
    149,097.60/223,257.60 = 96,220.80/x
  3. Step 3: Cross multiply
    149,097.60x = 223,257.60 × 96,220.80
  4. Step 4: Simplify right side
    149,097.60x = 21,482,024,878.08
  5. Step 5: Solve for x
    x = 21,482,024,878.08/149,097.60
  6. Step 6: Final answer
    x = 144,080.29

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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.