Home / 53,697.34-80,546.32-18,158.91

Finding the Fourth Proportional to 53,697.34, 80,546.32 and 18,158.91

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Solution

The fourth proportional to 53,697.34, 80,546.32 and 18,158.91 is: 27,238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,697.34 : 80,546.32 = 18,158.91 : x
  2. Step 2: Convert to fraction form
    53,697.34/80,546.32 = 18,158.91/x
  3. Step 3: Cross multiply
    53,697.34x = 80,546.32 × 18,158.91
  4. Step 4: Simplify right side
    53,697.34x = 1,462,633,375.71
  5. Step 5: Solve for x
    x = 1,462,633,375.71/53,697.34
  6. Step 6: Final answer
    x = 27,238.47

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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.