Home / 56,939.36-85,400.92-35,814.96

Finding the Fourth Proportional to 56,939.36, 85,400.92 and 35,814.96

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Solution

The fourth proportional to 56,939.36, 85,400.92 and 35,814.96 is: 53,717.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,939.36 : 85,400.92 = 35,814.96 : x
  2. Step 2: Convert to fraction form
    56,939.36/85,400.92 = 35,814.96/x
  3. Step 3: Cross multiply
    56,939.36x = 85,400.92 × 35,814.96
  4. Step 4: Simplify right side
    56,939.36x = 3,058,630,533.76
  5. Step 5: Solve for x
    x = 3,058,630,533.76/56,939.36
  6. Step 6: Final answer
    x = 53,717.33

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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.