Home / 53,458.18-80,134.35-25,328.50

Finding the Fourth Proportional to 53,458.18, 80,134.35 and 25,328.50

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Solution

The fourth proportional to 53,458.18, 80,134.35 and 25,328.50 is: 37,967.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,458.18 : 80,134.35 = 25,328.50 : x
  2. Step 2: Convert to fraction form
    53,458.18/80,134.35 = 25,328.50/x
  3. Step 3: Cross multiply
    53,458.18x = 80,134.35 × 25,328.50
  4. Step 4: Simplify right side
    53,458.18x = 2,029,682,883.98
  5. Step 5: Solve for x
    x = 2,029,682,883.98/53,458.18
  6. Step 6: Final answer
    x = 37,967.68

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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.