Home / 53,635.61-80,453.47-18,575.26

Finding the Fourth Proportional to 53,635.61, 80,453.47 and 18,575.26

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Solution

The fourth proportional to 53,635.61, 80,453.47 and 18,575.26 is: 27,862.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,635.61 : 80,453.47 = 18,575.26 : x
  2. Step 2: Convert to fraction form
    53,635.61/80,453.47 = 18,575.26/x
  3. Step 3: Cross multiply
    53,635.61x = 80,453.47 × 18,575.26
  4. Step 4: Simplify right side
    53,635.61x = 1,494,444,171.46
  5. Step 5: Solve for x
    x = 1,494,444,171.46/53,635.61
  6. Step 6: Final answer
    x = 27,862.91

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1.5x scale

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.