Home / 196,080.08-294,166.20-55,840.72

Finding the Fourth Proportional to 196,080.08, 294,166.20 and 55,840.72

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Solution

The fourth proportional to 196,080.08, 294,166.20 and 55,840.72 is: 83,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,080.08 : 294,166.20 = 55,840.72 : x
  2. Step 2: Convert to fraction form
    196,080.08/294,166.20 = 55,840.72/x
  3. Step 3: Cross multiply
    196,080.08x = 294,166.20 × 55,840.72
  4. Step 4: Simplify right side
    196,080.08x = 16,426,452,407.66
  5. Step 5: Solve for x
    x = 16,426,452,407.66/196,080.08
  6. Step 6: Final answer
    x = 83,774.20

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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.