Home / 259,867.75-389,801.64-62,875.75

Finding the Fourth Proportional to 259,867.75, 389,801.64 and 62,875.75

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Solution

The fourth proportional to 259,867.75, 389,801.64 and 62,875.75 is: 94,313.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,867.75 : 389,801.64 = 62,875.75 : x
  2. Step 2: Convert to fraction form
    259,867.75/389,801.64 = 62,875.75/x
  3. Step 3: Cross multiply
    259,867.75x = 389,801.64 × 62,875.75
  4. Step 4: Simplify right side
    259,867.75x = 24,509,070,466.23
  5. Step 5: Solve for x
    x = 24,509,070,466.23/259,867.75
  6. Step 6: Final answer
    x = 94,313.63

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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.