Home / 89,775.64-134,666.86-33,609.84

Finding the Fourth Proportional to 89,775.64, 134,666.86 and 33,609.84

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Solution

The fourth proportional to 89,775.64, 134,666.86 and 33,609.84 is: 50,416.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,775.64 : 134,666.86 = 33,609.84 : x
  2. Step 2: Convert to fraction form
    89,775.64/134,666.86 = 33,609.84/x
  3. Step 3: Cross multiply
    89,775.64x = 134,666.86 × 33,609.84
  4. Step 4: Simplify right side
    89,775.64x = 4,526,131,617.90
  5. Step 5: Solve for x
    x = 4,526,131,617.90/89,775.64
  6. Step 6: Final answer
    x = 50,416.03

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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.