Home / 196,385.22-271,036.89-119,888.28

Finding the Fourth Proportional to 196,385.22, 271,036.89 and 119,888.28

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Solution

The fourth proportional to 196,385.22, 271,036.89 and 119,888.28 is: 165,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,385.22 : 271,036.89 = 119,888.28 : x
  2. Step 2: Convert to fraction form
    196,385.22/271,036.89 = 119,888.28/x
  3. Step 3: Cross multiply
    196,385.22x = 271,036.89 × 119,888.28
  4. Step 4: Simplify right side
    196,385.22x = 32,494,146,558.65
  5. Step 5: Solve for x
    x = 32,494,146,558.65/196,385.22
  6. Step 6: Final answer
    x = 165,461.26

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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.