Home / 304,502.20-420,207.93-168,533.24

Finding the Fourth Proportional to 304,502.20, 420,207.93 and 168,533.24

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Solution

The fourth proportional to 304,502.20, 420,207.93 and 168,533.24 is: 232,573.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,502.20 : 420,207.93 = 168,533.24 : x
  2. Step 2: Convert to fraction form
    304,502.20/420,207.93 = 168,533.24/x
  3. Step 3: Cross multiply
    304,502.20x = 420,207.93 × 168,533.24
  4. Step 4: Simplify right side
    304,502.20x = 70,819,001,815.55
  5. Step 5: Solve for x
    x = 70,819,001,815.55/304,502.20
  6. Step 6: Final answer
    x = 232,573.04

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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.