Home / 53,437.41-80,167.05-18,372.51

Finding the Fourth Proportional to 53,437.41, 80,167.05 and 18,372.51

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Solution

The fourth proportional to 53,437.41, 80,167.05 and 18,372.51 is: 27,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,437.41 : 80,167.05 = 18,372.51 : x
  2. Step 2: Convert to fraction form
    53,437.41/80,167.05 = 18,372.51/x
  3. Step 3: Cross multiply
    53,437.41x = 80,167.05 × 18,372.51
  4. Step 4: Simplify right side
    53,437.41x = 1,472,869,927.80
  5. Step 5: Solve for x
    x = 1,472,869,927.80/53,437.41
  6. Step 6: Final answer
    x = 27,562.52

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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.