Home / 53,202.42-79,785.27-18,133.74

Finding the Fourth Proportional to 53,202.42, 79,785.27 and 18,133.74

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Solution

The fourth proportional to 53,202.42, 79,785.27 and 18,133.74 is: 27,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,202.42 : 79,785.27 = 18,133.74 : x
  2. Step 2: Convert to fraction form
    53,202.42/79,785.27 = 18,133.74/x
  3. Step 3: Cross multiply
    53,202.42x = 79,785.27 × 18,133.74
  4. Step 4: Simplify right side
    53,202.42x = 1,446,805,342.01
  5. Step 5: Solve for x
    x = 1,446,805,342.01/53,202.42
  6. Step 6: Final answer
    x = 27,194.35

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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.