Home / 196,130.64-294,147.36-55,890.48

Finding the Fourth Proportional to 196,130.64, 294,147.36 and 55,890.48

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Solution

The fourth proportional to 196,130.64, 294,147.36 and 55,890.48 is: 83,821.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,130.64 : 294,147.36 = 55,890.48 : x
  2. Step 2: Convert to fraction form
    196,130.64/294,147.36 = 55,890.48/x
  3. Step 3: Cross multiply
    196,130.64x = 294,147.36 × 55,890.48
  4. Step 4: Simplify right side
    196,130.64x = 16,440,037,141.13
  5. Step 5: Solve for x
    x = 16,440,037,141.13/196,130.64
  6. Step 6: Final answer
    x = 83,821.87

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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.