Home / 196,826.02-271,541.73-121,243.30

Finding the Fourth Proportional to 196,826.02, 271,541.73 and 121,243.30

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Solution

The fourth proportional to 196,826.02, 271,541.73 and 121,243.30 is: 167,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,826.02 : 271,541.73 = 121,243.30 : x
  2. Step 2: Convert to fraction form
    196,826.02/271,541.73 = 121,243.30/x
  3. Step 3: Cross multiply
    196,826.02x = 271,541.73 × 121,243.30
  4. Step 4: Simplify right side
    196,826.02x = 32,922,615,432.91
  5. Step 5: Solve for x
    x = 32,922,615,432.91/196,826.02
  6. Step 6: Final answer
    x = 167,267.60

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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.