Home / 304,525.48-420,236.04-168,565

Finding the Fourth Proportional to 304,525.48, 420,236.04 and 168,565

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Solution

The fourth proportional to 304,525.48, 420,236.04 and 168,565 is: 232,614.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,525.48 : 420,236.04 = 168,565 : x
  2. Step 2: Convert to fraction form
    304,525.48/420,236.04 = 168,565/x
  3. Step 3: Cross multiply
    304,525.48x = 420,236.04 × 168,565
  4. Step 4: Simplify right side
    304,525.48x = 70,837,088,082.60
  5. Step 5: Solve for x
    x = 70,837,088,082.60/304,525.48
  6. Step 6: Final answer
    x = 232,614.65

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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.