Home / 59,755.44-89,636.40-30,138.60

Finding the Fourth Proportional to 59,755.44, 89,636.40 and 30,138.60

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Solution

The fourth proportional to 59,755.44, 89,636.40 and 30,138.60 is: 45,209.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,755.44 : 89,636.40 = 30,138.60 : x
  2. Step 2: Convert to fraction form
    59,755.44/89,636.40 = 30,138.60/x
  3. Step 3: Cross multiply
    59,755.44x = 89,636.40 × 30,138.60
  4. Step 4: Simplify right side
    59,755.44x = 2,701,515,605.04
  5. Step 5: Solve for x
    x = 2,701,515,605.04/59,755.44
  6. Step 6: Final answer
    x = 45,209.53

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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.