Home / 312,003.27-430,563.33-168,763.14

Finding the Fourth Proportional to 312,003.27, 430,563.33 and 168,763.14

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Solution

The fourth proportional to 312,003.27, 430,563.33 and 168,763.14 is: 232,892.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,003.27 : 430,563.33 = 168,763.14 : x
  2. Step 2: Convert to fraction form
    312,003.27/430,563.33 = 168,763.14/x
  3. Step 3: Cross multiply
    312,003.27x = 430,563.33 × 168,763.14
  4. Step 4: Simplify right side
    312,003.27x = 72,663,219,539.66
  5. Step 5: Solve for x
    x = 72,663,219,539.66/312,003.27
  6. Step 6: Final answer
    x = 232,892.49

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1.5x scale

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.