Home / 53,723.60-80,508.60-39,573.20

Finding the Fourth Proportional to 53,723.60, 80,508.60 and 39,573.20

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Solution

The fourth proportional to 53,723.60, 80,508.60 and 39,573.20 is: 59,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,723.60 : 80,508.60 = 39,573.20 : x
  2. Step 2: Convert to fraction form
    53,723.60/80,508.60 = 39,573.20/x
  3. Step 3: Cross multiply
    53,723.60x = 80,508.60 × 39,573.20
  4. Step 4: Simplify right side
    53,723.60x = 3,185,982,929.52
  5. Step 5: Solve for x
    x = 3,185,982,929.52/53,723.60
  6. Step 6: Final answer
    x = 59,303.23

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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.