Home / 45,254.40-67,881.60-15,662.40

Finding the Fourth Proportional to 45,254.40, 67,881.60 and 15,662.40

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Solution

The fourth proportional to 45,254.40, 67,881.60 and 15,662.40 is: 23,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,254.40 : 67,881.60 = 15,662.40 : x
  2. Step 2: Convert to fraction form
    45,254.40/67,881.60 = 15,662.40/x
  3. Step 3: Cross multiply
    45,254.40x = 67,881.60 × 15,662.40
  4. Step 4: Simplify right side
    45,254.40x = 1,063,188,771.84
  5. Step 5: Solve for x
    x = 1,063,188,771.84/45,254.40
  6. Step 6: Final answer
    x = 23,493.60

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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.