Home / 265,222.50-397,916.75-170,559.57

Finding the Fourth Proportional to 265,222.50, 397,916.75 and 170,559.57

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Solution

The fourth proportional to 265,222.50, 397,916.75 and 170,559.57 is: 255,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,222.50 : 397,916.75 = 170,559.57 : x
  2. Step 2: Convert to fraction form
    265,222.50/397,916.75 = 170,559.57/x
  3. Step 3: Cross multiply
    265,222.50x = 397,916.75 × 170,559.57
  4. Step 4: Simplify right side
    265,222.50x = 67,868,511,694.38
  5. Step 5: Solve for x
    x = 67,868,511,694.38/265,222.50
  6. Step 6: Final answer
    x = 255,892.74

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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.