Home / 295,400.25-407,650.20-168,082.83

Finding the Fourth Proportional to 295,400.25, 407,650.20 and 168,082.83

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Solution

The fourth proportional to 295,400.25, 407,650.20 and 168,082.83 is: 231,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,400.25 : 407,650.20 = 168,082.83 : x
  2. Step 2: Convert to fraction form
    295,400.25/407,650.20 = 168,082.83/x
  3. Step 3: Cross multiply
    295,400.25x = 407,650.20 × 168,082.83
  4. Step 4: Simplify right side
    295,400.25x = 68,518,999,266.07
  5. Step 5: Solve for x
    x = 68,518,999,266.07/295,400.25
  6. Step 6: Final answer
    x = 231,953.08

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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.