Home / 53,216.94-79,837.92-18,156.72

Finding the Fourth Proportional to 53,216.94, 79,837.92 and 18,156.72

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Solution

The fourth proportional to 53,216.94, 79,837.92 and 18,156.72 is: 27,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,216.94 : 79,837.92 = 18,156.72 : x
  2. Step 2: Convert to fraction form
    53,216.94/79,837.92 = 18,156.72/x
  3. Step 3: Cross multiply
    53,216.94x = 79,837.92 × 18,156.72
  4. Step 4: Simplify right side
    53,216.94x = 1,449,594,758.82
  5. Step 5: Solve for x
    x = 1,449,594,758.82/53,216.94
  6. Step 6: Final answer
    x = 27,239.35

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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.