Home / 53,367.60-80,053.02-18,306.75

Finding the Fourth Proportional to 53,367.60, 80,053.02 and 18,306.75

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Solution

The fourth proportional to 53,367.60, 80,053.02 and 18,306.75 is: 27,460.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,367.60 : 80,053.02 = 18,306.75 : x
  2. Step 2: Convert to fraction form
    53,367.60/80,053.02 = 18,306.75/x
  3. Step 3: Cross multiply
    53,367.60x = 80,053.02 × 18,306.75
  4. Step 4: Simplify right side
    53,367.60x = 1,465,510,623.89
  5. Step 5: Solve for x
    x = 1,465,510,623.89/53,367.60
  6. Step 6: Final answer
    x = 27,460.68

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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.