Home / 432,232.13-647,904.79-165,920.93

Finding the Fourth Proportional to 432,232.13, 647,904.79 and 165,920.93

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Solution

The fourth proportional to 432,232.13, 647,904.79 and 165,920.93 is: 248,711.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,232.13 : 647,904.79 = 165,920.93 : x
  2. Step 2: Convert to fraction form
    432,232.13/647,904.79 = 165,920.93/x
  3. Step 3: Cross multiply
    432,232.13x = 647,904.79 × 165,920.93
  4. Step 4: Simplify right side
    432,232.13x = 107,500,965,308.26
  5. Step 5: Solve for x
    x = 107,500,965,308.26/432,232.13
  6. Step 6: Final answer
    x = 248,711.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.