Home / 335,028.30-502,542.45-110,423.40

Finding the Fourth Proportional to 335,028.30, 502,542.45 and 110,423.40

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Solution

The fourth proportional to 335,028.30, 502,542.45 and 110,423.40 is: 165,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,028.30 : 502,542.45 = 110,423.40 : x
  2. Step 2: Convert to fraction form
    335,028.30/502,542.45 = 110,423.40/x
  3. Step 3: Cross multiply
    335,028.30x = 502,542.45 × 110,423.40
  4. Step 4: Simplify right side
    335,028.30x = 55,492,445,973.33
  5. Step 5: Solve for x
    x = 55,492,445,973.33/335,028.30
  6. Step 6: Final answer
    x = 165,635.10

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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.