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Finding the Fourth Proportional to 149,241.60, 223,862.40 and 60,449.40

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Solution

The fourth proportional to 149,241.60, 223,862.40 and 60,449.40 is: 90,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,241.60 : 223,862.40 = 60,449.40 : x
  2. Step 2: Convert to fraction form
    149,241.60/223,862.40 = 60,449.40/x
  3. Step 3: Cross multiply
    149,241.60x = 223,862.40 × 60,449.40
  4. Step 4: Simplify right side
    149,241.60x = 13,532,347,762.56
  5. Step 5: Solve for x
    x = 13,532,347,762.56/149,241.60
  6. Step 6: Final answer
    x = 90,674.10

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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.