Home / 353,525.24-487,875-192,390.49

Finding the Fourth Proportional to 353,525.24, 487,875 and 192,390.49

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Solution

The fourth proportional to 353,525.24, 487,875 and 192,390.49 is: 265,504.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,525.24 : 487,875 = 192,390.49 : x
  2. Step 2: Convert to fraction form
    353,525.24/487,875 = 192,390.49/x
  3. Step 3: Cross multiply
    353,525.24x = 487,875 × 192,390.49
  4. Step 4: Simplify right side
    353,525.24x = 93,862,510,308.75
  5. Step 5: Solve for x
    x = 93,862,510,308.75/353,525.24
  6. Step 6: Final answer
    x = 265,504.41

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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.