Home / 304,834.14-420,671.04-168,876.92

Finding the Fourth Proportional to 304,834.14, 420,671.04 and 168,876.92

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Solution

The fourth proportional to 304,834.14, 420,671.04 and 168,876.92 is: 233,050.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,834.14 : 420,671.04 = 168,876.92 : x
  2. Step 2: Convert to fraction form
    304,834.14/420,671.04 = 168,876.92/x
  3. Step 3: Cross multiply
    304,834.14x = 420,671.04 × 168,876.92
  4. Step 4: Simplify right side
    304,834.14x = 71,041,627,465.04
  5. Step 5: Solve for x
    x = 71,041,627,465.04/304,834.14
  6. Step 6: Final answer
    x = 233,050.10

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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.