Home / 353,316.27-529,964.46-113,428.29

Finding the Fourth Proportional to 353,316.27, 529,964.46 and 113,428.29

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Solution

The fourth proportional to 353,316.27, 529,964.46 and 113,428.29 is: 170,139.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,316.27 : 529,964.46 = 113,428.29 : x
  2. Step 2: Convert to fraction form
    353,316.27/529,964.46 = 113,428.29/x
  3. Step 3: Cross multiply
    353,316.27x = 529,964.46 × 113,428.29
  4. Step 4: Simplify right side
    353,316.27x = 60,112,962,458.57
  5. Step 5: Solve for x
    x = 60,112,962,458.57/353,316.27
  6. Step 6: Final answer
    x = 170,139.24

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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.