Home / 537,485.97-806,345.60-163,499.25

Finding the Fourth Proportional to 537,485.97, 806,345.60 and 163,499.25

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Solution

The fourth proportional to 537,485.97, 806,345.60 and 163,499.25 is: 245,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,485.97 : 806,345.60 = 163,499.25 : x
  2. Step 2: Convert to fraction form
    537,485.97/806,345.60 = 163,499.25/x
  3. Step 3: Cross multiply
    537,485.97x = 806,345.60 × 163,499.25
  4. Step 4: Simplify right side
    537,485.97x = 131,836,900,023.30
  5. Step 5: Solve for x
    x = 131,836,900,023.30/537,485.97
  6. Step 6: Final answer
    x = 245,284.36

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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.