Home / 53,262.44-79,893.64-18,202.40

Finding the Fourth Proportional to 53,262.44, 79,893.64 and 18,202.40

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Solution

The fourth proportional to 53,262.44, 79,893.64 and 18,202.40 is: 27,303.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,262.44 : 79,893.64 = 18,202.40 : x
  2. Step 2: Convert to fraction form
    53,262.44/79,893.64 = 18,202.40/x
  3. Step 3: Cross multiply
    53,262.44x = 79,893.64 × 18,202.40
  4. Step 4: Simplify right side
    53,262.44x = 1,454,255,992.74
  5. Step 5: Solve for x
    x = 1,454,255,992.74/53,262.44
  6. Step 6: Final answer
    x = 27,303.59

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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.