Home / 317,204.10-437,711.04-189,876.96

Finding the Fourth Proportional to 317,204.10, 437,711.04 and 189,876.96

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Solution

The fourth proportional to 317,204.10, 437,711.04 and 189,876.96 is: 262,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,204.10 : 437,711.04 = 189,876.96 : x
  2. Step 2: Convert to fraction form
    317,204.10/437,711.04 = 189,876.96/x
  3. Step 3: Cross multiply
    317,204.10x = 437,711.04 × 189,876.96
  4. Step 4: Simplify right side
    317,204.10x = 83,111,241,633.64
  5. Step 5: Solve for x
    x = 83,111,241,633.64/317,204.10
  6. Step 6: Final answer
    x = 262,011.88

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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.