Home / 89,684.68-134,194.84-56,137.44

Finding the Fourth Proportional to 89,684.68, 134,194.84 and 56,137.44

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Solution

The fourth proportional to 89,684.68, 134,194.84 and 56,137.44 is: 83,998.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,684.68 : 134,194.84 = 56,137.44 : x
  2. Step 2: Convert to fraction form
    89,684.68/134,194.84 = 56,137.44/x
  3. Step 3: Cross multiply
    89,684.68x = 134,194.84 × 56,137.44
  4. Step 4: Simplify right side
    89,684.68x = 7,533,354,778.81
  5. Step 5: Solve for x
    x = 7,533,354,778.81/89,684.68
  6. Step 6: Final answer
    x = 83,998.23

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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.