Home / 98,090.00-135,354.85-55,059.64

Finding the Fourth Proportional to 98,090.00, 135,354.85 and 55,059.64

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Solution

The fourth proportional to 98,090.00, 135,354.85 and 55,059.64 is: 75,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,090.00 : 135,354.85 = 55,059.64 : x
  2. Step 2: Convert to fraction form
    98,090.00/135,354.85 = 55,059.64/x
  3. Step 3: Cross multiply
    98,090.00x = 135,354.85 × 55,059.64
  4. Step 4: Simplify right side
    98,090.00x = 7,452,588,940.45
  5. Step 5: Solve for x
    x = 7,452,588,940.45/98,090.00
  6. Step 6: Final answer
    x = 75,977.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.